要设置c :windowssystem32driversetchosts文件：
添加以下内容：
github start 52.74.223.119 github.com
192.30.253.119 gist.github.com
54.169.195.247 api.github.com
185.199.111.153 assets-cdn.github.com
199.232.68.133 github user content.com
151.101.108.133 user-images.github user content.com
151.101.76.133 gist.github user content.com
151.101.76.133 cloud.github user content.com
151.101.76.133 camo.github user content.com
151.101.76.133 avatars0. github user content.com
151.101.76.133 avatars1. github user content.com
151.101.76.133 avatars2. github user content.com
151.101.76.133 avatars3. github user content.com
151.101.76.133 avatars4. github user content.com
151.101.76.133 avatars5. github user content.com
151.101.76.133 avatars6. github user content.com
151.101.76.133 avatars7. github user content.com
151.101.76.133 avatars8. github user content.com
GitHub End或仅修改
199.232.68.133 github user content.com
这一行就可以了
管理员执行hosts文件方法
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