--- /dev/null
+patch
+ a topbloke-controlled branch-pair
+base
+ the topbloke-controlled base branch for a patch
+tip
+ the topbloke-controlled head branch for a patch
+dep or dependency
+ a dependency of a patch, which may be a patch or foreign branch
+branch
+ any git branch including one of the two branches for a patch
+foreign branch
+ any non-topbloke-controlled branch