fix commit: add fallback (#164)
fix commit: add fallback (#164)

Co-authored-by: shilei <1e4b313243ef2977bbc6e63c4177f846333bdbcf@bytedance.com>
bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner