my current way to do this is to have build as numbered references of their original commit, and then one on top that contains the build protocol. and thinking:

my current way to do this is to have build as numbered references of their original commit, and then one on top that contains the build protocol. and thinking: part of the matter from code review outcomes, also some automated check systems have limits, so mutability may be less an issue as first anticipated. git notes might be lightweight enough to not introduce too much bureaucracy.