Mac上使用brew update会卡住的问题

brew默认的源是Github，会非常慢，建议换为国内的源。推荐中科大的镜像源，比较全面.

解决方案

Homebrew

Homebrew源代码仓库

• 替换源地址:
  cd "$(brew --repo)" git remote set-url origin https://mirrors.ustc.edu.cn/brew.git

• 重置为官方地址:
  cd "$(brew --repo)" git remote set-url origin https://github.com/Homebrew/brew.git

Homebrew Bottles

Homebrew预编译二进制软件包

在运行brew, 前设置环境变量HOMEBREW_BottLE_DOMAIN，值为https://mirrors.ustc.edu.cn/homebrew-bottles

• 替换源地址:

  • bash:
    echo 'export HOMEBREW_BottLE_DOMAIN=https://mirrors.ustc.edu.cn/homebrew-bottles' >> ~/.bash_profile source ~/.bash_profile

  • zsh:
    echo 'export HOMEBREW_BottLE_DOMAIN=https://mirrors.ustc.edu.cn/homebrew-bottles' >> ~/.zshrc source ~/.zshrc

Homebrew Core

Homebrew核心软件仓库

• 替换源地址:
  cd "$(brew --repo)/Library/Taps/homebrew/homebrew-core" git remote set-url origin https://mirrors.ustc.edu.cn/homebrew-core.git

• 重置为官方地址:
  cd "$(brew --repo)/Library/Taps/homebrew/homebrew-core" git remote set-url origin https://github.com/Homebrew/homebrew-core

Homebrew Cask

Homebrew cask软件仓库，提供macOS应用和大型二进制文件

• 替换源地址:
  cd "$(brew --repo)"/Library/Taps/homebrew/homebrew-cask git remote set-url origin https://mirrors.ustc.edu.cn/homebrew-cask.git

• 重置为官方地址:
  cd "$(brew --repo)"/Library/Taps/homebrew/homebrew-cask git remote set-url origin https://github.com/Homebrew/homebrew-cask