国内github下载速度太慢，需求一个国内的镜像！！！

[kamuitlw4058]

**Is your feature request related to a problem? Please describe. **
A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]

Describe the solution you'd like
A clear and concise description of what you want to happen.

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.

[K1ngst0m]

https://doc.fastgit.org/zh-cn/guide.html

[hanlanyi]

https://github.com/fhefh2015/Fast-GitHub

[ambiguoustexture]

Maybe there truly is a need to host a mirror at some codehub sites behind the GFW.