More borrowing means more debt that needs servicing.
Work it through. Government spends $100. My spending is your income less tax. Your spending is my income less tax. The tax rate is 1%.
Run out the maths, and see what tax you get. As you can see it doesn't mean less tax revenue. It means it moves to a different transaction.
Then work out how it gets delayed.
More borrowing means more debt that needs servicing.