$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-worktree.git /var/lib/mock/f38-build-side-43-rust-devel-1408439-31381/root/chroot_tmpdir/scmroot/rust-gix-worktree
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1408439-31381/root/chroot_tmpdir/scmroot/rust-gix-worktree'...
$ git fetch origin 5f4fe04edeffcc49840a04a4b9bcf40f6dda018c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-worktree
 * [new ref]         5f4fe04edeffcc49840a04a4b9bcf40f6dda018c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f4fe04 Update to version 0.27.0