$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/lz4.git /var/lib/mock/dist-an7-build-32261-15958/root/chroot_tmpdir/scmroot/lz4
Cloning into '/var/lib/mock/dist-an7-build-32261-15958/root/chroot_tmpdir/scmroot/lz4'...
$ git reset --hard origin/a7
HEAD is now at 820f8d1 import lz4-1.7.5-3.el7.src.rpm