$ git clone -n https://src.fedoraproject.org/rpms/hyphen-fa.git /var/lib/mock/f45-build-13883-455/root/chroot_tmpdir/scmroot/hyphen-fa
Cloning into '/var/lib/mock/f45-build-13883-455/root/chroot_tmpdir/scmroot/hyphen-fa'...
$ git fetch origin cf553b607874431b8cc95fd4f1a163bae2458760:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hyphen-fa
 * [new ref]         cf553b607874431b8cc95fd4f1a163bae2458760 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf553b6 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild