$ git clone -n https://src.fedoraproject.org/rpms/sil-tai-heritage-pro-fonts.git /var/lib/mock/f45-build-36007-700/root/chroot_tmpdir/scmroot/sil-tai-heritage-pro-fonts
Cloning into '/var/lib/mock/f45-build-36007-700/root/chroot_tmpdir/scmroot/sil-tai-heritage-pro-fonts'...
$ git fetch origin c9257f44f5753a5e3cf001da0e2572dfaff3e8c3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sil-tai-heritage-pro-fonts
 * [new ref]         c9257f44f5753a5e3cf001da0e2572dfaff3e8c3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9257f4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild