$ git clone -n https://src.fedoraproject.org/rpms/ckb-next.git /var/lib/mock/f31-build-56953-28275/root/chroot_tmpdir/scmroot/ckb-next
Cloning into '/var/lib/mock/f31-build-56953-28275/root/chroot_tmpdir/scmroot/ckb-next'...
$ git reset --hard c3b30622d734ba9f0ac1d6ca39b6e6c44f15160d
HEAD is now at c3b3062 Update to upstream release 0.4.0