$ git clone -n https://gitee.com/fundawang/iptables.git /var/lib/mock/dist-an23-build-197903-60943/root/chroot_tmpdir/scmroot/iptables
Cloning into '/var/lib/mock/dist-an23-build-197903-60943/root/chroot_tmpdir/scmroot/iptables'...
$ git reset --hard 42070f9c10a609182efc896e3aac76eb82d63d9b
HEAD is now at 42070f9 remove alternatives at fist