1.首先我们拉取一个docker

docker pull ubuntu

2.然后运行

docker run -it ubuntu /bin/bash

3.重要 - 设置ubuntu apt-get 源(ubuntu官方跟阿里云的)

sed -i s@/archive.ubuntu.com/@/mirrors.aliyun.com/@g /etc/apt/sources.list
apt-get clean

然后

apt-get update
apt-get upgrade