$ git clone -n https://src.fedoraproject.org/rpms/rubygem-stomp.git /var/lib/mock/f38-build-side-42-init-devel-898296-28579/root/chroot_tmpdir/scmroot/rubygem-stomp
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-898296-28579/root/chroot_tmpdir/scmroot/rubygem-stomp'...
$ git fetch origin d0c22a9cd63eb7be337a5222569ec390eeb272b6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-stomp
 * [new ref]         d0c22a9cd63eb7be337a5222569ec390eeb272b6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0c22a9 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild