$ git clone -n https://src.fedoraproject.org/rpms/phototonic.git /var/lib/mock/f40-build-2147558-50889/root/chroot_tmpdir/scmroot/phototonic
Cloning into '/var/lib/mock/f40-build-2147558-50889/root/chroot_tmpdir/scmroot/phototonic'...
$ git fetch origin 19c36a3cdab0349591f79077253d08637428fdf0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/phototonic
 * [new ref]         19c36a3cdab0349591f79077253d08637428fdf0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 19c36a3 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild