deepin20换源

由于许久未关注linux其他系统，发表一下自己不一定正确的见解。
deepin20系统的换源位置似乎不在/etc/apt/sources.list
而是在/etc/apt/sources.list.d/deepin.list
不过看其他大牛都说别换源，在此备注一下官方源，方便折腾坏的时候恢复一下

## Generated by deepin-installer
deb [by-hash=force] https://community-packages.deepin.com/deepin/ apricot main contrib non-free
#deb-src https://community-packages.deepin.com/deepin/ apricot main contrib non-free

商店的
/etc/apt/sources.list.d$ cat appstore.list
deb https://cdn-package-store6.deepin.com/appstore eagle appstore