$ git clone -n https://src.fedoraproject.org/rpms/perl-HTML-Entities-Numbered.git /var/lib/mock/f45-build-23866-599/root/chroot_tmpdir/scmroot/perl-HTML-Entities-Numbered
Cloning into '/var/lib/mock/f45-build-23866-599/root/chroot_tmpdir/scmroot/perl-HTML-Entities-Numbered'...
$ git fetch origin 4f0adf81d8dec910dec6de9391962448aa6b68f5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-HTML-Entities-Numbered
 * [new ref]         4f0adf81d8dec910dec6de9391962448aa6b68f5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4f0adf8 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild