[bug#52805] [PATCH] substitute: Add a ‘--clear-cache’ option.

[Ludovic Courtès]

Hi,

Tobias Geerinckx-Rice <me@tobias.gr> skribis:

> Ludovic Courtès 写道：
>> That directory is only used by ‘guix weather’.
>
> Let me back up then: why does ‘guix weather’ cache responses at all?

For the same reason as ‘guix substitute’: caching allows it to send only
requests for which it doesn’t already know the answer.

Ludo’.