UPD: upgrading workflow-job to 2.31 causes such behavior with pipeline type job, but we didn't done any heap dump analysis, so it could be something different.
UPD: upgrading workflow-job to 2.31 causes such behavior with _pipeline_ type job, but we didn't done any heap dump analysis, so it could be something different.
EDIT: it seems it is not the same issue, at least no word about jgit in this dump.