本来以为是Ubuntu打包的镜像，换了阿里源老是报错100公钥不可用，结果发现是Debian的操作系统，换位Debian的操作系统打包的，换位Debian的源即可
#源如果使用错误也会报错，没有Debian10的源，使用9.x的阿里源也能解决解决
cat /etc/issue #查看版本 cat /etc/os-release cat > /etc/apt/sources.list <<eof deb http://mirrors.aliyun.com/debian/ stretch main non-free contrib deb-src http://mirrors.aliyun.com/debian/ stretch main non-free contrib deb http://mirrors.aliyun.com/debian-security stretch/updates main deb-src http://mirrors.aliyun.com/debian-security stretch/updates main deb http://mirrors.aliyun.com/debian/ stretch-updates main non-free contrib deb-src http://mirrors.aliyun.com/debian/ stretch-updates main non-free contrib deb http://mirrors.aliyun.com/debian/ stretch-backports main non-free contrib deb-src http://mirrors.aliyun.com/debian/ stretch-backports main non-free contrib eof ######################################################## cat > /etc/apt/sources.list <<eof deb http://mirrors.163.com/debian/ stretch main non-free contrib deb http://mirrors.163.com/debian/ stretch-updates main non-free contrib deb http://mirrors.163.com/debian/ stretch-backports main non-free contrib deb-src http://mirrors.163.com/debian/ stretch main non-free contrib deb-src http://mirrors.163.com/debian/ stretch-updates main non-free contrib deb-src http://mirrors.163.com/debian/ stretch-backports main non-free contrib deb http://mirrors.163.com/debian-security/ stretch/updates main non-free contrib deb-src http://mirrors.163.com/debian-security/ stretch/updates main non-free contrib eof
