$ git clone -n https://src.fedoraproject.org/rpms/raddump.git /var/lib/mock/f41-build-1764201-24713/root/chroot_tmpdir/scmroot/raddump
Cloning into '/var/lib/mock/f41-build-1764201-24713/root/chroot_tmpdir/scmroot/raddump'...
$ git fetch origin ec0406098ffb591352e0aa53e9a7a998b0faa3f9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/raddump
 * [new ref]         ec0406098ffb591352e0aa53e9a7a998b0faa3f9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec04060 convert GPLv2+ license to SPDX