I don't adjust mine as long as your under 7 and over 5 it's fine.
Another option you could just harvest the main bud when ready and reveg the rest of the plant, rather than cutting it off now as a clone you get a prebuilt root system at that point, less likely to lose the plant.
Another option you could just harvest the main bud when ready and reveg the rest of the plant, rather than cutting it off now as a clone you get a prebuilt root system at that point, less likely to lose the plant.