$ git clone -n https://src.fedoraproject.org/rpms/perl-MooseX-NonMoose.git /var/lib/mock/f45-build-25018-609/root/chroot_tmpdir/scmroot/perl-MooseX-NonMoose
Cloning into '/var/lib/mock/f45-build-25018-609/root/chroot_tmpdir/scmroot/perl-MooseX-NonMoose'...
$ git fetch origin 556d68f3a7ccf3bc2131b403527997af8b556687:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-MooseX-NonMoose
 * [new ref]         556d68f3a7ccf3bc2131b403527997af8b556687 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 556d68f Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild