$ git clone -n https://gitee.com/zhangjing-gitee/snappy.git /var/lib/mock/dist-an23-build-216535-62002/root/chroot_tmpdir/scmroot/snappy
Cloning into '/var/lib/mock/dist-an23-build-216535-62002/root/chroot_tmpdir/scmroot/snappy'...
$ git reset --hard eb879e84dff56c899ba6e28d626a009f566c48f9
HEAD is now at eb879e8 optimize spec