Not even close. The face of the sphinx enclosure was eroded by thousands of years of rain (or, if arid conditions are much more ancient, then many more thousands of years).
THe new Nile alluvial findings support the generally unaccepted sphinx water erosion hypothesis. But then paradigm shifts are always difficult to contemplate.Grin.
https://en.wikipedia.org/wiki/Sphinx_water_erosion_hypothesis
Not even close. There is zero, nada, no evidence of a culture that old capable of building the sphinx. I suppose you also believe in flying pyramids.