$ git clone -n https://src.fedoraproject.org/rpms/festival.git /var/lib/mock/f40-build-790848-136879/root/chroot_tmpdir/scmroot/festival
Cloning into '/var/lib/mock/f40-build-790848-136879/root/chroot_tmpdir/scmroot/festival'...
$ git fetch origin c828a59560d1d2d0b7d629e808f8893ff7098ad1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/festival
 * [new ref]         c828a59560d1d2d0b7d629e808f8893ff7098ad1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c828a59 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild