$ git clone -n https://gitee.com/src-anolis-plus/polardb.git /var/lib/mock/dist-an7-plus-build-60668-32957/root/chroot_tmpdir/scmroot/polardb
Cloning into '/var/lib/mock/dist-an7-plus-build-60668-32957/root/chroot_tmpdir/scmroot/polardb'...
$ git reset --hard origin/a8
HEAD is now at 8a7f2f5 build: rebuild with protobuf 3.5.0