My aunt swore by cigar butts. They have to be partially smoked.
If potted plants, just place river rocks on top. Just big enough so they can't shove them out of the way. Any home improvement center sell in bags.
several ideas here https://www.gardeningknowhow.com/plant-problems/pests/animals/chipmunk-control.htm
Chip up a bar or two of Irish Spring soap and spread pieces around the bases of your plants. Animals HATE the scent.