node 安装 nvm 报错：
Failed to download ‘https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.3/nvm.sh’
具体报错：
=> Downloading nvm as script to '/home/codingai/.nvm'
Failed to download 'https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.3/nvm.sh'
Failed to download 'https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.3/bash_completion'
Failed to download 'https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.3/nvm-exec'
=> nvm source string already in /home/codingai/.bashrc
=> bash_completion source string already in /home/codingai/.bashrc
=> Close and reopen your terminal to start using nvm or run the following to use it now:
export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" # This loads nvm
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion" # This loads nvm bash_completion解决办法：
sudo vim /etc/hosts
# 加入
185.199.108.133 raw.githubusercontent.com然后就可以咯
