Open source mirror site

Alibaba open mirror sites:
https://opsx.alibaba.com/mirror
Shanghai Jiao Tong University:
http://ftp.sjtu.edu.cn/
Capital Online:
http://mirrors.yun-idc.com/ALTLinux/
Qinghua University open mirror sites:
https://mirrors.tuna.tsinghua.edu.cn/
Zhejiang University open mirror sites:
http://mirrors.zju.edu.cn/ubuntu-releases/
Netease open mirror sites:
HTTPS: // mirrors.163.com/
Beijing Jiaotong University, mirror sites:
https://mirror.bjtu.edu.cn/ubuntu-releases/
HUST mirror sites:
http://mirrors.hust.edu.cn/ubuntu-releases/