$ git clone -n https://src.fedoraproject.org/rpms/erlang-ebloom.git /var/lib/mock/f41-build-side-1-2811253-32927/root/chroot_tmpdir/scmroot/erlang-ebloom
Cloning into '/var/lib/mock/f41-build-side-1-2811253-32927/root/chroot_tmpdir/scmroot/erlang-ebloom'...
$ git fetch origin d1d3b6771ca2c18fbf272bf3ecc72460cbb29311:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-ebloom
 * [new ref]         d1d3b6771ca2c18fbf272bf3ecc72460cbb29311 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d1d3b67 Cosmetic changes