Jesus would tell them to take a bath and get a job, you losers.
Yes, well, cleanliness is next to Godliness. I notice when I take a shower, people are more accepting of me than when I don’t. Good point.
He might even have a tank of DDT strapped to his back to spray them down and prevent spread of disease. The New Testament is full of examples of how Jesus used the technology available to him at the time.