Publish Approval Workflow association/initiation form is missing on copy from SharePoint designer:
On a new SharePoint 2010 publishing site I created, I wanted to copy and slightly tweak the Publishing Approval workflow to my needs so I opened my site up in SharePoint Designer 2010 and went to the Workflows and clicked the Copy and Modify button.
I gave it a title and went through the copy reusable workflow wizard and it seemed to create a copy of the workflow but now if you go to the workflow settings in order to see the forms, I am missing the association/initiation form for the publishing workflow. I expected to see all the forms that were in the original Publish Approval Workflow.
I expected to see:
This seems like a bug in SharePoint 2010 beta.
***Update***: I finally figured out that the forms are copied over automatically when you click on the Publish button to actually Publish them, thanks to Kolby on the SharePoint 2010 beta forums  for also indicating this:
I wish Microsoft put some nicer instructions that indicated this so I wouldn’t waste hours of my time trying to find some workarounds.