$ git clone -n https://src.fedoraproject.org/rpms/clblast.git /var/lib/mock/f41-build-759392-13440/root/chroot_tmpdir/scmroot/clblast
Cloning into '/var/lib/mock/f41-build-759392-13440/root/chroot_tmpdir/scmroot/clblast'...
$ git fetch origin 4552a9a874d1213c46497009f9f3f937f19e0d17:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clblast
 * [new ref]         4552a9a874d1213c46497009f9f3f937f19e0d17 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4552a9a enable packit only on fedora-rawhide