$ git clone -n https://src.fedoraproject.org/rpms/perl-Text-CSV.git /var/lib/mock/f45-build-26944-620/root/chroot_tmpdir/scmroot/perl-Text-CSV
Cloning into '/var/lib/mock/f45-build-26944-620/root/chroot_tmpdir/scmroot/perl-Text-CSV'...
$ git fetch origin 7c1a17450f709b15b83d3c2dcf60da3bb53712a3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Text-CSV
 * [new ref]         7c1a17450f709b15b83d3c2dcf60da3bb53712a3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7c1a174 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild