$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libnice.git /var/lib/mock/dist-an7-build-28843-15315/root/chroot_tmpdir/scmroot/libnice
Cloning into '/var/lib/mock/dist-an7-build-28843-15315/root/chroot_tmpdir/scmroot/libnice'...
$ git reset --hard origin/a7
HEAD is now at d9313af import libnice-0.1.3-4.el7.src.rpm