Step #1: Visit www.baidu.com or cn.yahoo.com.
Step #2: Search for Google or blogspot.com. Note that both work.
Step #3: Now search for google.blogspot.com.
Step #4: Enjoy your Baidu lockout. You should be able to search again in 5-10 minutes, I haven't timed the duration exactly.
Source: http://yro.slashdot.org/comments.pl?sid=1508260&cid=30746302