The Sgt. Sweeper skin is an Epic Fortnite outfit. Sgt. Sweeper was available via the Item Shop for 1500 V-Bucks and you can buy it from Fortnite Item Shop when it will listed.
Fortnite Sgt. Sweeper Outfit Details
Make the move.
Fortnite Sgt. Sweeper Outfit PNG Images
Here is the PNG images of Sgt. Sweeper below!