[int_19h]

"dirty" usually means that the commit doesn't correspond to any specific version tag in the repo (or whatever other mechanism is used to map commits to versions).

[mdaniel]

Incorrect: https://git-scm.com/docs/git-describe#Documentation/git-desc...

> If the working tree has local modification "-dirty" is appended to it.

and one can see their invocation of --dirty here: https://github.com/jqlang/jq/blob/cff5336ec71b6fee396a95bb0e...