$ git clone -n https://src.fedoraproject.org/rpms/perl-PAR-Dist.git /var/lib/mock/f45-build-25447-611/root/chroot_tmpdir/scmroot/perl-PAR-Dist
Cloning into '/var/lib/mock/f45-build-25447-611/root/chroot_tmpdir/scmroot/perl-PAR-Dist'...
$ git fetch origin a567f30d4769bb0128dc332d3f876aba27bd333d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-PAR-Dist
 * [new ref]         a567f30d4769bb0128dc332d3f876aba27bd333d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a567f30 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild