$ spack spec -I qt
==> Warning: config:module_roots has been replaced by modules:[module set]:roots and is ignored
==> Warning: config:module_roots has been replaced by modules:[module set]:roots and is ignored
==> Warning: config:module_roots has been replaced by modules:[module set]:roots and is ignored
Input spec
--------------------------------
 -   qt

Concretized
--------------------------------
 -   qt@5.15.5%apple-clang@13.1.6~dbus~debug~doc~examples+framework~gtk+gui~opengl~phonon+shared~sql~ssl~tools~webkit patches=51aeba5,7f34d48,c2d75d9 arch=darwin-monterey-x86_64
[+]      ^double-conversion@3.1.5%apple-clang@13.1.6~ipo build_type=RelWithDebInfo arch=darwin-monterey-x86_64
[+]          ^cmake@3.24.1%apple-clang@13.1.6~doc+ncurses+ownlibs~qt build_type=Release arch=darwin-monterey-x86_64
[+]      ^freetype@2.11.1%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]          ^bzip2@1.0.8%apple-clang@13.1.6~debug~pic+shared arch=darwin-monterey-x86_64
[+]              ^diffutils@3.8%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]                  ^libiconv@1.16%apple-clang@13.1.6 libs=shared,static arch=darwin-monterey-x86_64
[+]          ^libpng@1.6.37%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]              ^zlib@1.2.12%apple-clang@13.1.6+optimize+pic+shared patches=0d38234 arch=darwin-monterey-x86_64
[+]          ^pkgconf@0.29.2_3%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]      ^glib@2.72.3%apple-clang@13.1.6~libmount patches=b3fd450 tracing=none arch=darwin-monterey-x86_64
[+]          ^gettext@0.21%apple-clang@13.1.6+bzip2+curses+git~libunistring+libxml2+tar+xz arch=darwin-monterey-x86_64
[+]              ^libxml2@2.10.1%apple-clang@13.1.6~python arch=darwin-monterey-x86_64
[+]                  ^xz@5.2.5%apple-clang@13.1.6~pic libs=shared,static arch=darwin-monterey-x86_64
[+]              ^ncurses@6.3%apple-clang@13.1.6~symlinks+termlib abi=none arch=darwin-monterey-x86_64
[+]              ^tar@1.34%apple-clang@13.1.6 zip=pigz arch=darwin-monterey-x86_64
[+]                  ^pigz@2.7%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]                  ^zstd@1.5.2%apple-clang@13.1.6+programs compression=none libs=shared,static arch=darwin-monterey-x86_64
[+]          ^libffi@3.4.2%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]          ^meson@0.63.2%apple-clang@13.1.6 patches=9c87472,aa6c50d arch=darwin-monterey-x86_64
[+]              ^ninja@1.11.1%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]              ^py-pip@22.1.2%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]                  ^python@3.9.13%apple-clang@13.1.6+bz2+ctypes+dbm~debug+libxml2+lzma~nis~optimizations+pic+pyexpat+pythoncmd+readline+shared+sqlite3+ssl~tix~tkinter~ucs4+uuid+zlib patches=0d98e93,4c24573,f2fd060 arch=darwin-monterey-x86_64
[+]                      ^apple-libuuid@1353.100.2%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]                      ^expat@2.4.8%apple-clang@13.1.6~libbsd arch=darwin-monterey-x86_64
[+]                      ^gdbm@1.23%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]                          ^readline@8.1.2%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]                      ^openssl@1.1.1q%apple-clang@13.1.6~docs~shared certs=mozilla patches=3fdcf2d arch=darwin-monterey-x86_64
[+]                          ^ca-certificates-mozilla@2022-07-19%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]                          ^perl@5.34.0_1%apple-clang@13.1.6+cpanm+shared+threads arch=darwin-monterey-x86_64
[+]                      ^sqlite@3.39.2%apple-clang@13.1.6+column_metadata+dynamic_extensions+fts~functions+rtree arch=darwin-monterey-x86_64
[+]              ^py-setuptools@59.4.0%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]              ^py-wheel@0.37.1%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]          ^pcre@8.45%apple-clang@13.1.6~jit+multibyte+utf arch=darwin-monterey-x86_64
[+]      ^harfbuzz@4.2.1%apple-clang@13.1.6~graphite2~strip buildtype=debugoptimized default_library=shared arch=darwin-monterey-x86_64
[+]          ^cairo@1.16.0%apple-clang@13.1.6~X~fc+ft+gobject+pdf~png~svg patches=7097196,7c4da77 arch=darwin-monterey-x86_64
[+]              ^autoconf@2.71%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]              ^automake@1.16.5%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]              ^libtool@2.4.7%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]                  ^m4@1.4.19%apple-clang@13.1.6+sigsegv patches=9dc5fbd,bfdffa7 arch=darwin-monterey-x86_64
[+]              ^pixman@0.40.0%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]          ^gobject-introspection@1.72.0%apple-clang@13.1.6~strip buildtype=debugoptimized default_library=shared arch=darwin-monterey-x86_64
[+]              ^bison@3.8.2%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]              ^flex@2.6.3%apple-clang@13.1.6+lex~nls arch=darwin-monterey-x86_64
[+]                  ^findutils@4.9.0%apple-clang@13.1.6 patches=440b954 arch=darwin-monterey-x86_64
[+]              ^sed@4.8%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]          ^icu4c@67.1%apple-clang@13.1.6 cxxstd=11 arch=darwin-monterey-x86_64
[+]      ^libjpeg-turbo@2.1.3%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]          ^nasm@2.15.05%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]      ^libmng@2.0.3%apple-clang@13.1.6~ipo build_type=RelWithDebInfo arch=darwin-monterey-x86_64
[+]          ^lcms@2.13.1%apple-clang@13.1.6 arch=darwin-monterey-x86_64
[+]              ^libtiff@4.4.0%apple-clang@13.1.6~jbig~jpeg~jpeg12~lerc~libdeflate~lzma~old-jpeg~pixarlog~webp~zlib~zstd arch=darwin-monterey-x86_64
[+]      ^pcre2@10.39%apple-clang@13.1.6~jit+multibyte arch=darwin-monterey-x86_64