forcing APT-GET UPDATE to reget the package lists

[David Vincent]

Tomoki Taniguchi wrote:
> is there a way to force apt-get update
> to reget a package list even if it thinks
> it's the same one that it has previously downloaded?
>   

sudo mv /etc/apt/sources.list /etc/apt/sources.list.backup
sudo touch /etc/apt/sources.list
sudo apt-get update
sudo rm /etc/apt/sources.list
sudo mv /etc/apt/sources.list.backup /etc/apt/sources.list
sudo apt-get update

...will delete any downloaded lists you have and force apt to go out and 
download the latest copies...

> and also also where is the downloaded package list
> stored on the system?
>   

http://www.debian.org/doc/manuals/apt-howto/index.en.html#contents

...might help.

-d