$ git clone -n https://src.fedoraproject.org/rpms/perl-DBD-CSV.git /var/lib/mock/f45-build-22687-593/root/chroot_tmpdir/scmroot/perl-DBD-CSV
Cloning into '/var/lib/mock/f45-build-22687-593/root/chroot_tmpdir/scmroot/perl-DBD-CSV'...
$ git fetch origin ef31244a56154ac1f79676d90c7872672a5f1ee8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-DBD-CSV
 * [new ref]         ef31244a56154ac1f79676d90c7872672a5f1ee8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef31244 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild