After Qa3+ the king can go back to e8. It is not a checkmate.
The d7-pawn -_-
After Qa3+ the king can go back to e8. It is not a checkmate.
The d7 pawn may be pinned but it still covers e8.
This is not the first thread with exactly this position, and it is unlikely to be the last, but it does provide amusement for those that haven't seen it before.
After Qa3+ the king can go back to e8. It is not a checkmate.