Fusion: Anamorphic aspect applied to square pixel footage

Beta 3 Davinci Resolve: When you enter fusion on an anamorphic clip and bring in a square pixel still clip, the anamorphic pixel aspect will be applied to the square pixel footage.
Source Footage: Arri S35 - ArriRaw - 4608x3164 anamorphic 1.8:1 pixel aspect
Plate footage: Still image DNG 5976x3984 1:1 pixel aspect
Source Footage: Arri S35 - ArriRaw - 4608x3164 anamorphic 1.8:1 pixel aspect
Plate footage: Still image DNG 5976x3984 1:1 pixel aspect