$ git clone -n https://gitee.com/zhonglingh/grpc.git /var/lib/mock/dist-an23-epao-build-302611-65996/root/chroot_tmpdir/scmroot/grpc
Cloning into '/var/lib/mock/dist-an23-epao-build-302611-65996/root/chroot_tmpdir/scmroot/grpc'...
$ git reset --hard 660034343aa7cc59fae14d37a13cdc8de3a4c818
HEAD is now at 6600343 init from upstream