Used for RisingWave's dylint. See README there

The code is obtained via:

1. Get the commit hash in rustc -vV
2. Use https://download-directory.github.io to download the directory https://github.com/rust-lang/rust/tree/{hash}/src/tools/clippy

Current version is f9e0239a7bc813b4aceffc7f069f4797cde3175c (nightly-2025-03-05)