$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/gcr.git /var/lib/mock/dist-an7-build-27708-15193/root/chroot_tmpdir/scmroot/gcr
Cloning into '/var/lib/mock/dist-an7-build-27708-15193/root/chroot_tmpdir/scmroot/gcr'...
$ git reset --hard origin/a7
HEAD is now at 60eb435 import gcr-3.28.0-1.el7.src.rpm