https://huggingface.co/spaces/microsoft/TRELLIS.2/resolve/refs%2Fpr%2F2/trellis2/modules/sparse/conv/__init__.py
hf download hf://spaces/microsoft/TRELLIS.2@refs/pr/2/trellis2/modules/sparse/conv/__init__.py
curl -L -o __init__.py https://huggingface.co/spaces/microsoft/TRELLIS.2/resolve/refs%2Fpr%2F2/trellis2/modules/sparse/conv/__init__.py
