1 - install all the build-dependencies as listed in the debian/control file.
From the repo top-level directory:
-apt-get install `dpkg-checkbuilddeps |& sed "s/dpkg-checkbuilddeps: Unmet build dependencies://g"`
+apt-get install `dpkg-checkbuilddeps |& sed "s/.*://g" |& sed "s/(...[0-9]*)//g"`
2 - run debuild (the flags will avoid signing the built packages):
From the repo top-level directory: