Looks like he shot in one eye and out the other. The spray clearly visible in the video would seem to confirm that.
The video below provides definitive evidence that a near miss from a .50BMG is like a near miss from any other firearm. Anything that doesn't die of fear is going to be just fine.
https://www.youtube.com/watch?v=YrHpe5Z93wM
If a near miss won't knock over a plastic cup or a house of cards, it's safe to say it won't kill a dear and suck the eyes out of its head.