github 无法访问。

修改下 hosts 文件试试

# GitHub520 Host Start
185.199.108.154               github.githubassets.com
140.82.113.22                 central.github.com
185.199.108.133               desktop.githubusercontent.com
185.199.108.153               assets-cdn.github.com
185.199.108.133               camo.githubusercontent.com
185.199.108.133               github.map.fastly.net
199.232.69.194                github.global.ssl.fastly.net
140.82.114.3                  gist.github.com
185.199.108.153               github.io
140.82.112.3                  github.com
140.82.113.6                  api.github.com
185.199.108.133               raw.githubusercontent.com
185.199.108.133               user-images.githubusercontent.com
185.199.108.133               favicons.githubusercontent.com
185.199.108.133               avatars5.githubusercontent.com
185.199.108.133               avatars4.githubusercontent.com
185.199.108.133               avatars3.githubusercontent.com
185.199.108.133               avatars2.githubusercontent.com
185.199.108.133               avatars1.githubusercontent.com
185.199.108.133               avatars0.githubusercontent.com
185.199.108.133               avatars.githubusercontent.com
140.82.113.9                  codeload.github.com
52.217.87.140                 github-cloud.s3.amazonaws.com
52.216.238.99                 github-com.s3.amazonaws.com
52.216.138.163                github-production-release-asset-2e65be.s3.amazonaws.com
52.217.101.68                 github-production-user-asset-6210df.s3.amazonaws.com
52.217.48.84                  github-production-repository-file-5c1aeb.s3.amazonaws.com
185.199.108.153               githubstatus.com
64.71.168.201                 github.community
185.199.108.133               media.githubusercontent.com


# Update time: 2021-03-17T16:23:14+08:00
# Star me GitHub url: https://github.com/521xueweihan/GitHub520
# GitHub520 Host End

gitee.com/docmirror/dev-sidecar 给你打开一片新天地

@yxuefeng 我的好像没啥用

@yxuefeng @jamesZhao 我的也失效了好像，这个应该是什么工具生成的吧，@小木 提供的也是可以的。