Bug#48775: apt: multiple apt-get source calls fail

[Joey Hess <joey@kitenet.net>]

Package: apt
Version: 0.3.13
Severity: normal

joey@kite:/tmp>apt-get source pdmenu 
Reading Package Lists... Done
Building Dependency Tree... Done
Need to get 0B/85.3kB of source archives.
66% [Working]dpkg-source: extracting pdmenu in pdmenu-1.2.50
joey@kite:/tmp>mv pdmenu-1.2.50 pdmenu-1.2.50.orig 
joey@kite:/tmp>apt-get source pdmenu              
Reading Package Lists... Done
Building Dependency Tree... Done
Need to get 0B/85.3kB of source archives.
Failed to fetch
file:/home/mirror/debian/dists/unstable/main/source/shells/pdmenu_1.2.50.dsc
  Link to pdmenu_1.2.50.dscfailure 
  Failed to fetch
file:/home/mirror/debian/dists/unstable/main/source/shells/pdmenu_1.2.50.tar.gz
  Link to pdmenu_1.2.50.tar.gzfailure 
E: Failed to fetch some archives.
joey@kite:/tmp>

The problem seems to be I'm using the "file:/" method, and apt-get source
makes symlinks to my local mirror. But if the links already exist, it fails.

Seems it should be easy enough to do the equivilant of a ln -sf

-- System Information
Debian Release: potato
Kernel Version: Linux kite 2.2.13 #1 Mon Oct 25 20:07:31 PDT 1999 i686 unknown

Versions of the packages apt depends on:
ii  libc6           2.1.2-7        GNU C Library: Shared libraries and timezone
ii  libstdc++2.10   2.95.2-1       The GNU stdc++ library