Summary: Pull Request resolved: https://github.com/facebook/rocksdb/pull/9803 Only use Meta-internal version now. precommit_checker.py also now obsolete Bring back `make commit_prereq` in follow-up work Reviewed By: jay-zhuang Differential Revision: D35372283 fbshipit-source-id: 7428438ca51f878802c301d0d5591675e551a113