$ git clone -n https://gitee.com/zhonglingh/grpc.git /var/lib/mock/dist-an23-epao-build-302695-66000/root/chroot_tmpdir/scmroot/grpc
Cloning into '/var/lib/mock/dist-an23-epao-build-302695-66000/root/chroot_tmpdir/scmroot/grpc'...
$ git reset --hard 12e658cc07a3df4584a37de63a3c8a5a3276f6d6
HEAD is now at 12e658c init from upstream