$ git clone -n https://src.fedoraproject.org/rpms/erlang-edown.git /var/lib/mock/f45-build-8262-383/root/chroot_tmpdir/scmroot/erlang-edown
Cloning into '/var/lib/mock/f45-build-8262-383/root/chroot_tmpdir/scmroot/erlang-edown'...
$ git fetch origin 9458c0d0d47895e8070b8d03584d8f9bc898290d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-edown
 * [new ref]         9458c0d0d47895e8070b8d03584d8f9bc898290d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9458c0d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild