$ git clone -n https://src.fedoraproject.org/rpms/rubberband.git /var/lib/mock/f40-build-781282-131566/root/chroot_tmpdir/scmroot/rubberband
Cloning into '/var/lib/mock/f40-build-781282-131566/root/chroot_tmpdir/scmroot/rubberband'...
$ git fetch origin c7a798abb99fc384321ecbe84519de2711ff29fa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubberband
 * [new ref]         c7a798abb99fc384321ecbe84519de2711ff29fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c7a798a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild