Pull it through far enough that you end up with a 3- to 4-inch tag end. Tie a simple overhand knot with the loop created on the far side of the tackle you’re tying on and the tag end and main line.
It is also used to tie up a bear bag, as it creates a loop around the tree trunk. Although this knot comes in handy in many a camping situations, it is prone to slippage in windy weather ...