$ git clone -n https://src.fedoraproject.org/rpms/flocq.git /var/lib/mock/f39-build-1661389-40662/root/chroot_tmpdir/scmroot/flocq
Cloning into '/var/lib/mock/f39-build-1661389-40662/root/chroot_tmpdir/scmroot/flocq'...
$ git fetch origin 40ced2e88ee0c72ba4b2d189d15a2967ca6ef247:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/flocq
 * [new ref]         40ced2e88ee0c72ba4b2d189d15a2967ca6ef247 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40ced2e Rebuild for ocaml-zarith 1.13