bzr-buildpackage(1) on Linux
The text b8f5b032ad6a, as Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it. The page shows this text now.
build a debian package from a bazaar branch