On dogfood, I saw build versions like "2.2.0~0dev1+5227+132~10.04", and assume 10.04 came from the distroseries. Instead, it came from the version template "2.2.0~0dev1+{revno}+{revno:packaging}~10.04". So this bug is invalid. We need a new bug: "distroseries not being appended".
On dogfood, I saw build versions like "2.2.0~ 0dev1+5227+ 132~10. 04", and assume 10.04 came from the distroseries. Instead, it came from the version template "2.2.0~ 0dev1+{ revno}+ {revno: packaging} ~10.04" . So this bug is invalid. We need a new bug: "distroseries not being appended".