$ git clone -n https://src.fedoraproject.org/rpms/perl-Perl-Critic-Pulp.git /var/lib/mock/f45-build-25729-612/root/chroot_tmpdir/scmroot/perl-Perl-Critic-Pulp
Cloning into '/var/lib/mock/f45-build-25729-612/root/chroot_tmpdir/scmroot/perl-Perl-Critic-Pulp'...
$ git fetch origin f31d009ac752230d10c46f1ebeeab0dc3f829ded:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Perl-Critic-Pulp
 * [new ref]         f31d009ac752230d10c46f1ebeeab0dc3f829ded -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f31d009 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild