Radiocarbon dating of multiple Clovis culture sites falls into a 300 year window about 13000 years ago. Corresponds to loss of the last megafauna.
https://phys.org/news/2020-10-tools-north-america-earliest-inhabitants.html
PS. Since they are more than 10,000 Years old, these artifacts can be considered trace fossils of humans so this story is still fossil news