$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-worktree.git /var/lib/mock/f41-build-side-1-2923834-34983/root/chroot_tmpdir/scmroot/rust-gix-worktree
Cloning into '/var/lib/mock/f41-build-side-1-2923834-34983/root/chroot_tmpdir/scmroot/rust-gix-worktree'...
$ git fetch origin 2d0b0132c62d665b0646b3564496d035f25ee40a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-worktree
 * [new ref]         2d0b0132c62d665b0646b3564496d035f25ee40a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2d0b013 Update to version 0.36.0 (rhbz#2307406)