Ubuntu‘s development platform Launchpad recently gained the ability to create daily builds. BzrBuilder is used for creating source tarballs and PPAs are used for building the source tarballs. BzrBuilder uses a recipe that declares how to build a source from different bzr branches. In most cases you have a bzr import from the upstream version control system. Then you nest a bzr branch that contains the packaging information. This works great for
but the bzr import for these projects fail: