备份原有的源配置文件

cp /etc/apt/sources.list /etc/apt/sources.listbak

删除该源配置文件

rm -f /etc/apt/sources.list

生成国内的源配置文件

echo "deb http://ftp.cn.debian.org/debian/ stretch main" > /etc/apt/sources.list
echo "deb http://ftp.cn.debian.org/debian/ stretch-updates main" >> /etc/apt/sources.list
echo "deb http://ftp.cn.debian.org/debian-security stretch/updates main" >> /etc/apt/sources.list

更新源

apt-get update

debian的全球镜像站：
https://www.debian.org/mirror/list

最后更新: 2021-03-28 10:11
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