阿里云debian 升级10

源

deb http://mirrors.aliyun.com/debian/ buster main non-free contrib

deb http://mirrors.aliyun.com/debian-security buster/updates main

deb http://mirrors.aliyun.com/debian/ buster-updates main non-free contrib

deb http://mirrors.aliyun.com/debian/ buster-backports main non-free contrib
apt clean && apt update 
apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 提示的key