Keep lottie animation fixed on scroll until it's finished

Design help Animations & Interactions
1

Hi everyone, I’m trying to get a scroll triggered lottie animation to stay fixed on scroll until it finishes playing. (Lock the scroll only while the animation is playing and unlock it when it’s done.)

Thank you!!

2

Hi, I’m also interested in the following option. Anyone who can help us?

3

I’m also very interested on how to achieve this.