$ git clone -n https://src.fedoraproject.org/rpms/erlang-lfe.git /var/lib/mock/f41-build-811292-147309/root/chroot_tmpdir/scmroot/erlang-lfe
Cloning into '/var/lib/mock/f41-build-811292-147309/root/chroot_tmpdir/scmroot/erlang-lfe'...
$ git fetch origin aa2d07d1f36b39d8be7951fdf67408e61905439d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-lfe
 * [new ref]         aa2d07d1f36b39d8be7951fdf67408e61905439d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aa2d07d Fix patch