I'm a new maintainer too... Instead of steps 3 and 4 below, can't you simply do:
$ dpkg-source -x foobar_1.1-3.dsc ? Julian Gilbey wrote: > (1) Create the directory /usr/local/src/Packages/foobar. (You may > well need to be root to do this, but then you can chown the > Packages directory to yourself. None of the rest needs to be done > as root.) > > (2) In this directory, place foobar_1.1.orig.tar.gz and > foobar_1.1-3.diff.gz. (foobar_1.1.orig.tar.gz should untar into > the directory foobar-1.1.orig.) > > (3) Untar the archive into the directory foobar-1.1.orig using the > command: tar zxpvf foobar_1.1.orig.tar.gz > then rename the directory with: mv foobar-1.1.orig foobar-1.1 > > (4) Apply the diffs: > cd foobar-1.1 > zcat ../foobar_1.1-3.diff.gz | patch -p1