The wrong move here ends with a spray, a lingering smell, or orphaned kits.
From March through July there are very likely kits under there. Sealing the entrance traps them and produces a dead-animal odor problem far worse than the skunk.
Loose fill of leaves or crumpled paper at the opening, checked after 48 to 72 hours of dry weather, tells you whether the den is active.
After the animals are removed, the permanent fix is galvanized barrier screen trenched 10 to 12 inches down and bent outward in an L-footer so the next skunk digs into steel.
Residual musk in soil and lattice responds to oxidizing and enzyme treatments, not tomato juice.