win：在C:\Windows\System32\drivers\etc\hosts文件里追加以下内容（IP需要替换掉 windows下dos窗口ipconfig /flushdns） 以下代码不要少

GitHub Start

140.82.114.4 github.com 192.30.255.119 gist.github.com 185.199.110.153 assets-cdn.github.com 151.101.228.133 raw.githubusercontent.com 151.101.228.133 gist.githubusercontent.com 151.101.228.133 cloud.githubusercontent.com 151.101.228.133 camo.githubusercontent.com 151.101.228.133 avatars0.githubusercontent.com 151.101.228.133 avatars1.githubusercontent.com 151.101.228.133 avatars2.githubusercontent.com 151.101.228.133 avatars3.githubusercontent.com 151.101.228.133 avatars4.githubusercontent.com 151.101.228.133 avatars5.githubusercontent.com 151.101.228.133 avatars6.githubusercontent.com 151.101.228.133 avatars7.githubusercontent.com 151.101.228.133 avatars8.githubusercontent.com 185.199.109.154 github.githubassets.com 151.101.109.194 github.global.ssl.fastly.net

GitHub End

mac：在网站 https://www.ipaddress.com/ 分别搜索： github.global.ssl.fastly.net //199.232.69.194 github.com //140.82.113.3 使用管理员权限打开hosts文件 sudo vim /etc/hosts 在hosts文件末尾添加两行(对应上面查到的ip) 199.232.69.194 github.global-ssl.fastly.net 140.82.113.3 github.com 保存更新DNS sudo dscacheutil -flushcache 参考链接：https://www.jianshu.com/p/3f6477049ece