• 阿里云
  https://developer.aliyun.com/mirror/ubuntu?spm=a2c6h.13651102.0.0.3e221b11dpIG86

https://www.cnblogs.com/Jimc/p/10214081.html
21.04
https://blog.csdn.net/u010953692/article/details/116197731

sed -i -E 's/http:\/\/(archive|security).ubuntu.com/https:\/\/mirrors.aliyun.com/g' /etc/apt/sources.list
sed -i -E 's/http:\/\/cn.(archive|security).ubuntu.com/https:\/\/mirrors.aliyun.com/g' /etc/apt/sources.list

#docker
sed -i s@/archive.ubuntu.com/@/mirrors.aliyun.com/@g /etc/apt/sources.list \
  &&  sed -i s@/security.ubuntu.com/@/mirrors.aliyun.com/@g /etc/apt/sources.list \
  && sed -i s@/cn.archive.ubuntu.com/@/mirrors.aliyun.com/@g /etc/apt/sources.list \
  && sed -i s@/cn.security.ubuntu.com/@/mirrors.aliyun.com/@g /etc/apt/sources.list 

#清华
sed -i -E s@/archive.ubuntu.com/@/mirrors.tuna.tsinghua.edu.cn/@g /etc/apt/sources.list

#阿里换清华
sed -i -E 's/mirrors.aliyun.com/mirrors.tuna.tsinghua.edu.cn/g' /etc/apt/sources.list



apt-get update
apt-get upgrade


cat /etc/apt/sources.list

• 中科大

  sudo sed -i 's@//.*archive.ubuntu.com@//mirrors.ustc.edu.cn@g' /etc/apt/sources.list
  

• 腾讯云

Ubuntu18.04更换国内源
https://developer.aliyun.com/article/639051?spm=a2c6h.12873639.article-detail.32.2f50b0a6AaHTwI

• 清华大学 22.04
  https://mirror.tuna.tsinghua.edu.cn/help/ubuntu/

cat <<EOL >/etc/apt/sources.list
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
deb http://security.ubuntu.com/ubuntu/ jammy-security main restricted universe multiverse
EOL