$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libmng.git /var/lib/mock/dist-an7-build-31874-15821/root/chroot_tmpdir/scmroot/libmng
Cloning into '/var/lib/mock/dist-an7-build-31874-15821/root/chroot_tmpdir/scmroot/libmng'...
$ git reset --hard origin/a7
HEAD is now at 6c5d094 import libmng-1.0.10-14.el7.src.rpm