修改方法
编辑 /etc/apt/sources.list 文件，删除所有，替换成下面的软件源地址即可。
Debian
deb http://mirrors.aliyun.com/debian stretch main contrib non-free
deb http://mirrors.aliyun.com/debian stretch-proposed-updates main contrib non-free
deb http://mirrors.aliyun.com/debian stretch-updates main contrib non-free
deb-src http://mirrors.aliyun.com/debian stretch main contrib non-free
deb-src http://mirrors.aliyun.com/debian stretch-proposed-updates main contrib non-free
deb-src http://mirrors.aliyun.com/debian stretch-updates main contrib non-free
deb http://mirrors.aliyun.com/debian-security/ stretch/updates main non-free contrib
deb-src http://mirrors.aliyun.com/debian-security/ stretch/updates main non-free contrib
deb http://mirrors.aliyuncs.com/debian stretch main contrib non-free
deb http://mirrors.aliyuncs.com/debian stretch-proposed-updates main contrib non-free
deb http://mirrors.aliyuncs.com/debian stretch-updates main contrib non-free
deb-src http://mirrors.aliyuncs.com/debian stretch main contrib non-free
deb-src http://mirrors.aliyuncs.com/debian stretch-proposed-updates main contrib non-free
deb-src http://mirrors.aliyuncs.com/debian stretch-updates main contrib non-free
deb http://mirrors.aliyuncs.com/debian-security/ stretch/updates main non-free contrib
deb-src http://mirrors.aliyuncs.com/debian-security/ stretch/updates main non-free contrib版权声明：本文为jlcikai原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接和本声明。