修改hosts文件，该文件在Windows系统的路径C:\Windows\System32\drivers\etc\hosts。把以下内容粘贴到hosts文件中。
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# GitHub520 Host Start
140.82.114.25 alive.github.com
140.82.114.6 api.github.com
185.199.110.153 assets-cdn.github.com
185.199.108.133 avatars.githubusercontent.com
185.199.108.133 avatars0.githubusercontent.com
185.199.108.133 avatars1.githubusercontent.com
185.199.108.133 avatars2.githubusercontent.com
185.199.108.133 avatars3.githubusercontent.com
185.199.108.133 avatars4.githubusercontent.com
185.199.108.133 avatars5.githubusercontent.com
185.199.108.133 camo.githubusercontent.com
140.82.114.21 central.github.com
185.199.108.133 cloud.githubusercontent.com
140.82.112.10 codeload.github.com
140.82.112.21 collector.github.com
185.199.108.133 desktop.githubusercontent.com
185.199.108.133 favicons.githubusercontent.com
140.82.113.3 gist.github.com
52.217.37.228 github-cloud.s3.amazonaws.com
52.216.35.249 github-com.s3.amazonaws.com
52.216.210.105 github-production-release-asset-2e65be.s3.amazonaws.com
52.216.37.201 github-production-repository-file-5c1aeb.s3.amazonaws.com
52.217.201.177 github-production-user-asset-6210df.s3.amazonaws.com
192.0.66.2 github.blog
140.82.112.4 github.com
140.82.112.18 github.community
185.199.109.154 github.githubassets.com
151.101.129.194 github.global.ssl.fastly.net
185.199.110.153 github.io
185.199.108.133 github.map.fastly.net
185.199.110.153 githubstatus.com
140.82.113.26 live.github.com
185.199.108.133 media.githubusercontent.com
185.199.108.133 objects.githubusercontent.com
13.107.43.16 pipelines.actions.githubusercontent.com
185.199.108.133 raw.githubusercontent.com
185.199.108.133 user-images.githubusercontent.com
13.107.226.51 vscode.dev
# Update time: 2023-03-01T14:06:17+08:00
# Update url: https://raw.hellogithub.com/hosts
# Star me: https://github.com/521xueweihan/GitHub520
# GitHub520 Host End
大部分情况下是直接生效，如未生效可尝试下面的办法刷新DNS，Windows系统在CMD窗口输入：ipconfig /flushdns。以上信息来源于GitHub520，Github地址：https://github.com/521xueweihan/GitHub520。