==更换 Homebrew 源==
使用以下命令更换国内阿里云上的 homebrew 镜像：
替换 brew.git:
cd "$(brew --repo)"
git remote set-url origin
https://mirrors.aliyun.com/ho...
替换 homebrew-core.git:
cd "$(brew --repo)/Library/Taps/homebrew/homebrew-core"
git remote set-url origin
https://mirrors.aliyun.com/ho...
替换 homebrew-bottles:
echo 'export HOMEBREW_BOTTLE_DOMAIN=https://mirrors.aliyun.com/ho... >> ~/.zshrc
source ~/.zshrc
替换 homebrew-cask.git:
cd "$(brew --repo)"/Library/Taps/homebrew/homebrew-cask
git remote set-url origin
https://mirrors.ustc.edu.cn/h...
brew doctor 检查是什么原因不能下载
brew update --verbose
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