So basically edit sketch of the highlighted roof and trace the edge of the front roof then make sure none of the new lines are slope defining.
Revit how to slope a roof.
3 modify each.
Want to create a sloped roof.
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On the properties palette specify a cutoff level for the roof.
2 modify properties to adjust roof slope.
8 tips to create sloped roofs in revit 1 check define slope to create a sloped roof.
Click on a roof and change the angle in the slope properties.
Leave only the main roof sketch line slope defining and it will continue to slope down to the next sketch line.
Use a slope arrow to define the slope.
You can use any.
Define a sloped edge to a sketch line.
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In the option bar make sure define slope.
Click finish edit mode.
Create another footprint roof sketch at a higher level.
Then use join geometry to clean it up.