$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/protobuf-c.git /var/lib/mock/dist-an7-build-32826-16106/root/chroot_tmpdir/scmroot/protobuf-c
Cloning into '/var/lib/mock/dist-an7-build-32826-16106/root/chroot_tmpdir/scmroot/protobuf-c'...
$ git reset --hard origin/a7
HEAD is now at d46bb8d import protobuf-c-1.0.2-3.el7.src.rpm