$ git clone -n https://src.fedoraproject.org/rpms/kshutdown.git /var/lib/mock/f38-build-side-42-init-devel-571579-25913/root/chroot_tmpdir/scmroot/kshutdown
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-571579-25913/root/chroot_tmpdir/scmroot/kshutdown'...
$ git fetch origin 3a1e3011ebf7046fa05b8f013d7815eccb60dd0d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kshutdown
 * [new ref]         3a1e3011ebf7046fa05b8f013d7815eccb60dd0d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3a1e301 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild