目前github最新的host地址
# GitHub Start
# Last update at 2021-08-03 21:13:14 (Beijing Time)
140.82.112.5 api.github.com
185.199.108.153 assets-cdn.github.com
185.199.110.133 avatars.githubusercontent.com
185.199.108.133 avatars0.githubusercontent.com
185.199.110.133 camo.githubusercontent.com
185.199.108.133 cloud.githubusercontent.com
140.82.114.10 codeload.github.com
185.199.108.133 favicons.githubusercontent.com
140.82.113.4 gist.github.com
185.199.109.133 gist.githubusercontent.com
140.82.113.4 github.com
185.199.108.154 github.githubassets.com
185.199.109.133 marketplace-screenshots.githubusercontent.com
140.82.113.4 octocaptcha.com
185.199.111.133 raw.githubusercontent.com
185.199.109.133 repository-images.githubusercontent.com
140.82.112.14 uploads.github.com
185.199.109.133 user-images.githubusercontent.com
# GitHub End
内容源自：https://github.com/ButterAndButterfly/GithubHost
自行查询源地址的方法：
第一步：访问ipaddress，获取github的global.ssl.fastly地址
https://fastly.net.ipaddress.com/github.global.ssl.fastly.net
得到：199.232.69.194 https://github.global.ssl.fastly.net
第二步：获取github.com地址
https://github.com.ipaddress.com
得到：140.82.112.4 http://github.com
修改host文件，达到加速效果
windows系统：C:\Windows\System32\drivers\etc
mac系统：打开访达，commnd+shift+g，输入/etc/hosts
最后告诉大家一个快捷修改host的方法，看看这篇文章即可：
一秒搞定host修改，SwitchHosts多种host方案
https://www.cnblogs.com/inzens/p/13397300.html