$ git clone -n https://src.fedoraproject.org/rpms/perl-CPAN-FindDependencies.git /var/lib/mock/f40-build-2016100-46154/root/chroot_tmpdir/scmroot/perl-CPAN-FindDependencies
Cloning into '/var/lib/mock/f40-build-2016100-46154/root/chroot_tmpdir/scmroot/perl-CPAN-FindDependencies'...
$ git fetch origin 3a2686d982aa2679ecf531a5afed21bc43c75dc4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-CPAN-FindDependencies
 * [new ref]         3a2686d982aa2679ecf531a5afed21bc43c75dc4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3a2686d Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild