更换brew国内源

brew使用国内清华的镜像源

# 步骤一
cd "$(brew --repo)"
git remote set-url origin https://mirrors.tuna.tsinghua.edu.cn/git/homebrew/brew.git
 
# 步骤二
cd "$(brew --repo)/Library/Taps/homebrew/homebrew-core"
git remote set-url origin https://mirrors.tuna.tsinghua.edu.cn/git/homebrew/homebrew-core.git
 
#步骤三
brew update
注意这里需要等待一会，因为要更新资源。

复原

cd "$(brew --repo)"
git remote set-url origin https://github.com/Homebrew/brew.git
 
cd "$(brew --repo)/Library/Taps/homebrew/homebrew-core"
git remote set-url origin https://github.com/Homebrew/homebrew-core
 
brew update