$ git clone -n https://src.fedoraproject.org/rpms/bodhi-server.git /var/lib/mock/f39-build-2128535-50783/root/chroot_tmpdir/scmroot/bodhi-server
Cloning into '/var/lib/mock/f39-build-2128535-50783/root/chroot_tmpdir/scmroot/bodhi-server'...
$ git fetch origin cf14efa1a2d4bb78d579ea4a1adeb8fd5f2924a1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bodhi-server
 * [new ref]         cf14efa1a2d4bb78d579ea4a1adeb8fd5f2924a1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf14efa Update to 8.0.1