Would like to be able to add options to configure the source.list

[lslvxy]

[tteck]

nano /etc/apt/sources.list

[lslvxy]

i mean in scripts we can choose which source to config.

in LXC scripts always use default sources

when run Updating Container OS... it takes too much time

[lslvxy]

ustc source : https://mirrors.ustc.edu.cn/help/ubuntu.html

tuna source ： https://mirrors.tuna.tsinghua.edu.cn/

aliyun source ： https://developer.aliyun.com/mirror/