$ git clone -n https://src.fedoraproject.org/rpms/perl-Class-Factory.git /var/lib/mock/f40-build-2015790-46115/root/chroot_tmpdir/scmroot/perl-Class-Factory
Cloning into '/var/lib/mock/f40-build-2015790-46115/root/chroot_tmpdir/scmroot/perl-Class-Factory'...
$ git fetch origin 1fd0465b8cd3cbb0e4737fa240c43663e79ea997:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Class-Factory
 * [new ref]         1fd0465b8cd3cbb0e4737fa240c43663e79ea997 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fd0465 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild