$ git clone -n https://src.fedoraproject.org/rpms/sil-abyssinica-fonts.git /var/lib/mock/f45-build-35913-700/root/chroot_tmpdir/scmroot/sil-abyssinica-fonts
Cloning into '/var/lib/mock/f45-build-35913-700/root/chroot_tmpdir/scmroot/sil-abyssinica-fonts'...
$ git fetch origin afdcfb438bfe0e8f1e6c61f373cf097a82863c8a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sil-abyssinica-fonts
 * [new ref]         afdcfb438bfe0e8f1e6c61f373cf097a82863c8a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at afdcfb4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild