cowbuilder --create detects dwyn as jaunty and fails

Using cowbuilder, which is part of the cowdancer package, "cowbuilder --create" detects dwyn as jaunty and fails.

* [http://wiki.debian.org/cowbuilder cowbuilder doc] (on debian wiki)

ii cowdancer 0.48 Copy-on-write directory tree utility.

root@freedo:~/builders/cowbuilder# cowbuilder --create
-> Invoking pbuilder
W: /root/.pbuilderrc does not exist
-> Running in no-targz mode
Distribution is jaunty.
Building the build environment
-> running debootstrap
/usr/sbin/debootstrap
I: Retrieving Release
E: Failed getting release file http://us.archive.trisquel.info/trisquel/dists/jaunty/Release
pbuilder: debootstrap failed
-> Aborting with an error
pbuilder create failed