Fix 404 errors when running apt-get update on Debian Wheezy

If you are getting errors similar to the ones below, keep reading for a fix.

Err http://http.us.debian.org wheezy/main mipsel Packages
  404  Not Found [IP: 64.50.233.100 80]
Err http://http.us.debian.org wheezy/contrib mipsel Packages
  404  Not Found [IP: 64.50.233.100 80]
Err http://http.us.debian.org wheezy/non-free mipsel Packages
  404  Not Found [IP: 64.50.233.100 80]
W: Failed to fetch http://http.us.debian.org/debian/dists/wheezy/main/binary-mipsel/Packages  404  Not Found [IP: 64.50.233.100 80]

W: Failed to fetch http://http.us.debian.org/debian/dists/wheezy/contrib/binary-mipsel/Packages  404  Not Found [IP: 64.50.233.100 80]

W: Failed to fetch http://http.us.debian.org/debian/dists/wheezy/non-free/binary-mipsel/Packages  404  Not Found [IP: 64.50.233.100 80]

E: Some index files failed to download. They have been ignored, or old ones used instead.

For normal servers

Edit /etc/apt/sources.list and replace the current servers in the file with http://archive.debian.org/debian.

Example – before

...
deb http://http.us.debian.org/debian wheezy main contrib non-free

Example – after

...
deb http://archive.debian.org/debian wheezy main contrib non-free

For Ubiquity EdgeOS routers

SSH into the console and write:

config
set system package repository wheezy url http://archive.debian.org/debian
commit ; save
apt-get update