Incorrect item positioning in multiline horizontal list

[munichmule]

Hi Guys,
I'm trying to use react-sortable-hoc with multiline horizontal lists. It works perfectly well when items are of the same size, but it totally fails to position items properly if they are different:

Screen recording:
https://i.imgur.com/oYTuiZ0.gifv

Simple demo:
https://codesandbox.io/embed/flamboyant-hawking-vwlbq

What do I do wrong? How to fix it?
Tnx!

[knarkunas]

I am pretty sure it is known issue as their demo works in same way (regarding boundaries):