code: public List<KeyWithUuidDto> selectAllSiblingComponentKeysHavingOpenIssues(DbSession dbSession, String referenceBranchUuid, String currentBranchUuid) {
      return mapper(dbSession).selectAllSiblingComponentKeysHavingOpenIssues(referenceBranchUuid, currentBranchUuid);
    }
docs: Returns components with open issues from branches that use a certain long living branch as reference (merge branch).
  Excludes components from the current branch.