一、替换brew.git:
cd "$(brew --repo)"
git remote set-url origin https://mirrors.ustc.edu.cn/brew.git
二、替换homebrew-core.git:
cd "$(brew --repo)/Library/Taps/homebrew/homebrew-core"
git remote set-url origin https://mirrors.ustc.edu.cn/homebrew-core.git
三、配置 hosts
打开终端，编辑hosts文件（管理员权限）
sudo vim /etc/hosts
添加以下内容
# GitHub
151.101.13.194 github.global.ssl.fastly.net
151.101.185.194 github.global.ssl.fastly.net
192.30.253.112 github.com
52.216.230.141 s3.amazonaws.com
192.30.253.112 www.github.com
151.101.112.133 assets-cdn.github.com
151.101.184.133 assets-cdn.github.com
185.199.108.153 documentcloud.github.com
192.30.253.118 gist.github.com
185.199.108.153 help.github.com
192.30.253.120 nodeload.github.com
151.101.112.133 raw.github.com
23.21.63.56 status.github.com
192.30.253.1668 training.github.com
151.101.12.133 avatars0.githubusercontent.com
151.101.112.133 avatars1.githubusercontent.com
# GitHub End
刷新dns
sudo dscacheutil -flushcache
四、如何获取GitHub的IP地址
可以通过访问 https://www.ipaddress.com/ 这个网站来获取当前GitHub最新的IP地址。
最后给大家推荐一个非常强大的 hosts 配置：传送门
