$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libburn.git /var/lib/mock/dist-an7-build-31680-15786/root/chroot_tmpdir/scmroot/libburn
Cloning into '/var/lib/mock/dist-an7-build-31680-15786/root/chroot_tmpdir/scmroot/libburn'...
$ git reset --hard origin/a7
HEAD is now at 4c06ea9 import libburn-1.2.8-4.el7.src.rpm