$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/arptables.git /var/lib/mock/dist-an7-build-27188-15143/root/chroot_tmpdir/scmroot/arptables
Cloning into '/var/lib/mock/dist-an7-build-27188-15143/root/chroot_tmpdir/scmroot/arptables'...
$ git reset --hard origin/a7
HEAD is now at 01ed941 import arptables-0.0.4-8.el7.src.rpm