I'm guessing here that it was an assembly line thing. I recall always seeing the tab and buckle on top of the hoses, and if my memory serves right a majority have the hoop end toward the bolck and the tag end folded back toward the fender.
I'd imagine it was the option of the installer as to the motions used.
If I were you I'd strap them together and let people guess if it's right or wrong
Here's MCR's method that does not correlate to my recollection