Linux配置host,解决境内服务器连不上GitHub的问题

1# GitHub Start
2192.30.253.112 github.com
3192.30.253.119 gist.github.com
4199.232.28.133 assets-cdn.github.com
5199.232.28.133 raw.githubusercontent.com
6199.232.28.133 gist.githubusercontent.com
7199.232.28.133 cloud.githubusercontent.com
8199.232.28.133 camo.githubusercontent.com
9199.232.28.133 avatars0.githubusercontent.com
10199.232.28.133 avatars1.githubusercontent.com
11199.232.28.133 avatars2.githubusercontent.com
12199.232.28.133 avatars3.githubusercontent.com
13199.232.28.133 avatars4.githubusercontent.com
14199.232.28.133 avatars5.githubusercontent.com
15199.232.28.133 avatars6.githubusercontent.com
16199.232.28.133 avatars7.githubusercontent.com
17199.232.28.133 avatars8.githubusercontent.com
18185.199.110.154 github.githubassets.com
19# GitHub End