VTOL mission from A-B, switch HOME position to B?

ArduPlane VTOL Plane
1

If flying a VTOL mission from point A (takeoff, HOME) to point B (Landing, New HOME), how can one set the new HOME/RTL location to point B after, lets say, halfway?

Switch RTL(2)

2

https://ardupilot.org/copter/docs/common-rally-points.html