https://huggingface.co/datasets/SYSUSELab/RustRepoTrans/resolve/main/Evaluate/projects/iceberg/java/site/docs/puffin-spec.md
hf download hf://datasets/SYSUSELab/RustRepoTrans/Evaluate/projects/iceberg/java/site/docs/puffin-spec.md
curl -L -o puffin-spec.md https://huggingface.co/datasets/SYSUSELab/RustRepoTrans/resolve/main/Evaluate/projects/iceberg/java/site/docs/puffin-spec.md
../../format/puffin-spec.md
