$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libchamplain.git /var/lib/mock/dist-an7-build-31692-15788/root/chroot_tmpdir/scmroot/libchamplain
Cloning into '/var/lib/mock/dist-an7-build-31692-15788/root/chroot_tmpdir/scmroot/libchamplain'...
$ git reset --hard origin/a7
HEAD is now at c111fe9 import libchamplain-0.12.16-2.el7.src.rpm