$ git clone -n https://src.fedoraproject.org/rpms/goverlay.git /var/lib/mock/f40-build-2423312-60592/root/chroot_tmpdir/scmroot/goverlay
Cloning into '/var/lib/mock/f40-build-2423312-60592/root/chroot_tmpdir/scmroot/goverlay'...
$ git fetch origin ea0448d6e1b4a2f3f7e76628cc211267aef3a05b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/goverlay
 * [new ref]         ea0448d6e1b4a2f3f7e76628cc211267aef3a05b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea0448d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild