$ spack install gsl-lite@git.master=0.42 build_type=Release
...

$ spack install gsl-lite@git.master=0.42 build_type=Debug
=> Error:                                                                                                                                     
        gsl-lite@git.master=0.42 build_type=Debug is unsatisfiable, errors are:
  internal_error("Reuse version weight used for build package")                                                                                
  internal_error("imposed hash without imposing all variant values")

$ spack --debug --stacktrace install gsl-lite@git.master=0.42 build_type=Debug                                              
lib/spack/spack/cmd/__init__.py:123 ==> [2023-06-20-14:26:15.433414] Imported install from built-in commands
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:15.440440] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/config.yaml
lib/spack/spack/cmd/__init__.py:123 ==> [2023-06-20-14:26:15.485258] Imported install from built-in commands
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:15.500795] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/bootstrap.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:15.537915] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/repos.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:15.550326] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/config.yaml
lib/spack/spack/database.py:391 ==> [2023-06-20-14:26:15.583006] DATABASE LOCK TIMEOUT: 60s
lib/spack/spack/database.py:397 ==> [2023-06-20-14:26:15.583294] PACKAGE LOCK TIMEOUT: No timeout
lib/spack/spack/database.py:391 ==> [2023-06-20-14:26:15.584844] DATABASE LOCK TIMEOUT: 60s
lib/spack/spack/database.py:397 ==> [2023-06-20-14:26:15.585187] PACKAGE LOCK TIMEOUT: No timeout
lib/spack/spack/bootstrap/config.py:125 ==> [2023-06-20-14:26:15.585375] [BOOTSTRAP CONFIG SCOPE] name=_builtin
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:15.585824] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/bootstrap.yaml
lib/spack/spack/bootstrap/config.py:138 ==> [2023-06-20-14:26:15.592970] [BOOTSTRAP CONFIG SCOPE] name=defaults, path=/export/home/pauleonix/spack/etc/spack/defaults
lib/spack/spack/bootstrap/config.py:139 ==> [2023-06-20-14:26:15.593130] [BOOTSTRAP CONFIG SCOPE] name=defaults/linux, path=/export/home/pauleonix/spack/etc/spack/defaults/linux
lib/spack/spack/bootstrap/config.py:138 ==> [2023-06-20-14:26:15.593282] [BOOTSTRAP CONFIG SCOPE] name=bootstrap, path=/export/home/pauleonix/.spack/bootstrap/config
lib/spack/spack/bootstrap/config.py:139 ==> [2023-06-20-14:26:15.593425] [BOOTSTRAP CONFIG SCOPE] name=bootstrap/linux, path=/export/home/pauleonix/.spack/bootstrap/config/linux
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:15.595464] Reading config from file /export/home/pauleonix/.spack/bootstrap/config/linux/compilers.yaml
lib/spack/spack/bootstrap/_common.py:223 ==> [2023-06-20-14:26:15.704682] [BOOTSTRAP ROOT SPEC] patchelf@0.13.1: %gcc target=x86_64                                                                                                                                                   [27/232]
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:15.707884] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/bootstrap.yaml
lib/spack/spack/bootstrap/_common.py:185 ==> [2023-06-20-14:26:15.737945] [BOOTSTRAP EXECUTABLES patchelf] Try installed specs with query 'patchelf@0.13.1: %gcc target=x86_64'
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.258639] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/config.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.388368] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/modules.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.401565] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/linux/modules.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.498147] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/packages.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.530265] Reading config from file /export/home/pauleonix/.spack/bootstrap/config/packages.yaml
lib/spack/spack/bootstrap/_common.py:223 ==> [2023-06-20-14:26:19.559225] [BOOTSTRAP ROOT SPEC] gnupg@2.3: %gcc target=x86_64
lib/spack/spack/bootstrap/_common.py:223 ==> [2023-06-20-14:26:19.583170] [BOOTSTRAP ROOT SPEC] clingo-bootstrap@spack+python %gcc target=x86_64
lib/spack/spack/bootstrap/core.py:376 ==> [2023-06-20-14:26:19.583327] [BOOTSTRAP MODULE clingo] Try importing from Python
lib/spack/spack/bootstrap/_common.py:78 ==> [2023-06-20-14:26:19.619947] [BOOTSTRAP MODULE clingo] The installed spec "clingo-bootstrap@spack+python %gcc target=x86_64 ^python@3.10/2l45t4kw3cqqwj6vbxhfwhzlo6b3q2p4" provides the "clingo" Python module
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.620569] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/concretizer.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.627305] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/repos.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.690945] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/packages.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.723023] Reading config from file /export/home/pauleonix/.spack/packages.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.769226] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/config.yaml
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:19.794957] Reading config from file /export/home/pauleonix/spack/etc/spack/defaults/mirrors.yaml
lib/spack/spack/util/web.py:345 ==> [2023-06-20-14:26:19.797941] Checking existence of https://mirror.spack.io/build_cache/index.json
lib/spack/spack/util/web.py:373 ==> [2023-06-20-14:26:20.440526] Failure reading URL: HTTP Error 404: Not Found
lib/spack/spack/config.py:996 ==> [2023-06-20-14:26:22.764978] Reading config from file /export/home/pauleonix/.spack/linux/compilers.yaml
lib/spack/spack/cmd/install.py:452 ==> [2023-06-20-14:26:41.457247] SpackError: 
        gsl-lite@git.master=0.42 build_type=Debug is unsatisfiable, errors are:
  internal_error("Reuse version weight used for build package")
  internal_error("imposed hash without imposing all variant values")

lib/spack/spack/main.py:1021 ==> [2023-06-20-14:26:41.457461] SpackError: 
        gsl-lite@git.master=0.42 build_type=Debug is unsatisfiable, errors are:
  internal_error("Reuse version weight used for build package")
  internal_error("imposed hash without imposing all variant values")

lib/spack/spack/error.py:54 ==> [2023-06-20-14:26:41.458766] Error: 
        gsl-lite@git.master=0.42 build_type=Debug is unsatisfiable, errors are:
  internal_error("Reuse version weight used for build package")
  internal_error("imposed hash without imposing all variant values")

Traceback (most recent call last):
  File "/export/home/pauleonix/spack/lib/spack/spack/cmd/__init__.py", line 220, in parse_specs
    spec.concretize(tests=tests)  # implies normalize
  File "/export/home/pauleonix/spack/lib/spack/spack/spec.py", line 2915, in concretize
    self._new_concretize(tests)
  File "/export/home/pauleonix/spack/lib/spack/spack/spec.py", line 2891, in _new_concretize
    result.raise_if_unsat()
  File "/export/home/pauleonix/spack/lib/spack/spack/solver/asp.py", line 481, in raise_if_unsat
    raise InternalConcretizerError(constraints, conflicts=conflicts)
spack.solver.asp.InternalConcretizerError: 
        gsl-lite@git.master=0.42 build_type=Debug is unsatisfiable, errors are:
  internal_error("Reuse version weight used for build package")
  internal_error("imposed hash without imposing all variant values")


The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/export/home/pauleonix/spack/lib/spack/spack/main.py", line 1018, in main
    return _main(argv)
  File "/export/home/pauleonix/spack/lib/spack/spack/main.py", line 973, in _main
    return finish_parse_and_run(parser, cmd_name, env_format_error)
  File "/export/home/pauleonix/spack/lib/spack/spack/main.py", line 1001, in finish_parse_and_run
    return _invoke_command(command, parser, args, unknown)
  File "/export/home/pauleonix/spack/lib/spack/spack/main.py", line 650, in _invoke_command
    return_val = command(parser, args)
  File "/export/home/pauleonix/spack/lib/spack/spack/cmd/install.py", line 368, in install
    install_without_active_env(args, install_kwargs, reporter_factory)
  File "/export/home/pauleonix/spack/lib/spack/spack/cmd/install.py", line 481, in install_without_active_env
    concrete_specs = concrete_specs_from_cli(args, install_kwargs) + concrete_specs_from_file(args)
  File "/export/home/pauleonix/spack/lib/spack/spack/cmd/install.py", line 448, in concrete_specs_from_cli
    concrete_specs = spack.cmd.parse_specs(
  File "/export/home/pauleonix/spack/lib/spack/spack/cmd/__init__.py", line 234, in parse_specs
    raise spack.error.SpackError(msg) from e
spack.error.SpackError: 
        gsl-lite@git.master=0.42 build_type=Debug is unsatisfiable, errors are:
  internal_error("Reuse version weight used for build package")
  internal_error("imposed hash without imposing all variant values")