It's an alternate firetruck for the 10263: Winter Village Fire Station set. It's not an alternate build but an new model from other bricks. The MOC is also available on Bricklink. :
BrickLink - Part 4865pb082 : LEGO Panel 1 x 2 x 1 with Gauges and Crank Pattern (Sticker) - Set 10263 [Panel, Decorated] - BrickLink Reference Catalog
LED Lighting Kit for LEGO Winter Village Fire Station 10263 – Brick Loot
LEGO Creator 10263 Winter Village Fire Station [Review] - The Brothers Brick | The Brothers Brick
BrickLink - Set 10263-1 : LEGO Winter Village Fire Station [Creator:Creator Expert:Winter Village Collection:Holiday & Event:Christmas] - BrickLink Reference Catalog
LEGO 10263 CREATOR EXPERT Winter Village Fire Station - BRAND NEW Factory Sealed 673419283281 | eBay
LEGO Winter Village Fire Station Set 10263 Instructions | Brick Owl - LEGO Marketplace
LEGO Creator Expert Winter Village Fire Station 10263 Building Kit (1166 Pieces)
LEGO Set 10263-1 Winter Village Fire Station (2018 Seasonal > Christmas > Creator) | Rebrickable - Build with LEGO
BrickLink - Part 2335pb203 : LEGO Flag 2 x 2 Square with Fire Badge and Axes Pattern on Both Sides (Stickers) - Set 10263 [Flag, Decorated] - BrickLink Reference Catalog
LEGO Set 10263-1 Winter Village Fire Station (2018 Seasonal > Christmas > Creator) | Rebrickable - Build with LEGO
Five LEGO sets retiring in 2020 that you should buy for… investing