Work around for apt-cacher-ng failing to download big files

fix-cacher

+#!/bin/sh
+
+set -ex
+
+cd $(grep "^CacheDir:" /etc/apt-cacher-ng/acng.conf | cut -d: -f2)
+sudo -u apt-cacher-ng wget -c -O debrep/$(echo $1 | sed 's/http:\/\/deb.debian.org\/debian\///') $1