Bureaucracy gives you leverage against slop. Review seriously, but limit the time that you spend. This will stall the slop. When the culprit complains, tell you

Bureaucracy gives you leverage against slop. Review seriously, but limit the time that you spend. This will stall the slop. When the culprit complains, tell your boss "I spend X hours per week on reviews. If you need more throughput, the PRs quality needs to improve."