$ git clone -n https://src.fedoraproject.org/rpms/kjournald.git /var/lib/mock/f40-build-2405390-60558/root/chroot_tmpdir/scmroot/kjournald
Cloning into '/var/lib/mock/f40-build-2405390-60558/root/chroot_tmpdir/scmroot/kjournald'...
$ git fetch origin c67f08d6b04b8b171b5100ae7fab648286e3572b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kjournald
 * [new ref]         c67f08d6b04b8b171b5100ae7fab648286e3572b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c67f08d 24.01.95