According to the Curiosity Stream documentary Breakthrough – Homo Naledi, those ancient humans, evidencing some ancient Australopithicene anatomical features similar to other fossils >2Myr old, also evidences some more modern features as well as modern behaviors (burial of deceased deep in caves)
Not impossibly, about 2Mya early humans began to
- make stone tools
- wield fire
- participated in rituals
Note that the ritual burials preserved bones & even soft tissue much as have Jewish ossuaries