One of my friends used the same strategy to block DDOS from China : just put "Falun Gong" on there and it was resolved instantly.
Edit: grammar.
So replace it with the pakistani flag to solve the problem (or start WW3)
...because attacks from China are horrified at the thought of disrupting Falun Gong?
It won't stop a hacker who is probably bypassing parts of that anyway, but the more casual requests such as those caused by deep linking will generally stop getting through.