Git warning being displayed when building in a git directory with no commits yet #1587
Description
Encountered with buildx: Docker Buildx (Docker Inc., v0.10.0)
To reproduce (in a new dir):
git init
echo "FROM scratch" > Dockerfile
docker buildx build .Output:
=> [internal] load build definition from Dockerfile 0.0s
=> => transferring dockerfile: 50B 0.0s
=> [internal] load .dockerignore 0.0s
=> => transferring context: 2B 0.0s
=> exporting to image 0.0s
=> => writing image sha256:54ac6bb475f018dd78804ac491a2dc0e0e3331f8b6347 0.0s
WARNING: failed to get git commit: fatal: ambiguous argument 'HEAD': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions, like this:
'git <command> [<revision>...] -- [<file>...]'