$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-worktree-stream.git /var/lib/mock/f40-build-1821400-24912/root/chroot_tmpdir/scmroot/rust-gix-worktree-stream
Cloning into '/var/lib/mock/f40-build-1821400-24912/root/chroot_tmpdir/scmroot/rust-gix-worktree-stream'...
$ git fetch origin 43fde68b22a5cc39314b8de87d66e083dde5e62d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-worktree-stream
 * [new ref]         43fde68b22a5cc39314b8de87d66e083dde5e62d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 43fde68 Update to version 0.13.1 (rhbz#2299595)