https://en.m.wikipedia.org/wiki/Persistence_hunting Here is a starting point. :)
Note, it’s a theory, so there are some arguments against it. :) Things are rarely black and white.
Here is an article that shows some contra points to the theorie, in case you want to have a look at that too.
The evidence for it is rather shallow, realy.
It’s pretty clear that persistent hunting is one of those myths concocted by someone to justify a world view that humans are “more special” than animals and has no more scientific basis than the “science” coming out of the Disney movies in the 1950s about nature.