$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-Perl-Critic.git /var/lib/mock/f45-build-26754-619/root/chroot_tmpdir/scmroot/perl-Test-Perl-Critic
Cloning into '/var/lib/mock/f45-build-26754-619/root/chroot_tmpdir/scmroot/perl-Test-Perl-Critic'...
$ git fetch origin 95344d60900597c32ea0872cf17192b9d3ca8442:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-Perl-Critic
 * [new ref]         95344d60900597c32ea0872cf17192b9d3ca8442 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 95344d6 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild