Download embedding models from HuggingFace 1. Install or upgrade the huggingface_hub package >>>pip install -U huggingface_hub 2. Use HF-Mirror to help downloading required models >>>export HF_ENDPOINT=https://hf-mirror.com 3. Create and change the current working directory to ~/ThinkRAG/localmodels >>>mkdir localmodels && cd localmodels 4. Create and change the current working directory to ~/ThinkRAG/localmodels/BAAI >>>mkdir BAAI && cd BAAI 5. Download required models >>>huggingface-cli download --resume-download BAAI/bge-small-zh-v1.5 --local-dir bge-small-zh-v1.5 >>>huggingface-cli download --resume-download BAAI/bge-reranker-base --local-dir bge-reranker-base