https://huggingface.co/spaces/Realcat/image-matching-webui/resolve/refs%2Fpr%2F2/third_party/TopicFM/src/models/backbone/__init__.py
hf download hf://spaces/Realcat/image-matching-webui@refs/pr/2/third_party/TopicFM/src/models/backbone/__init__.py
curl -L -o __init__.py https://huggingface.co/spaces/Realcat/image-matching-webui/resolve/refs%2Fpr%2F2/third_party/TopicFM/src/models/backbone/__init__.py
