You can find the HIT export script here: https://greasyfork.org/en/scripts/911-mturk-great-hit-export Once you install it, you should see a small box next to the HIT with "v6" in it. Click on that, then copy and paste the information about the HIT.
Here is the post for newbies about scripts. http://mturkforum.com/showthread.php?15157-How-To-Scripts-for-Newbies