Having it there prevented, e.g., `nix-env -qaP` from working in some cases. Fixes #509 (cherry picked from commit b8b391ad18)
b8b391ad18
(cherry picked from commit 6d56abcec1)
6d56abcec1
This avoids the uncontrollable nature of fetching the tarball as part of the evaluation. Instead the user can decide when to update and also perform rollbacks, if necessary. (cherry picked from commit a37b5c9c61)
a37b5c9c61
