Here is a pre-built VMWare Honeyd on Fedora 7 to get you started:
http://www.vmware.com/appliances/directory/1231
Also I know it not a honeypot but have a look at B.A.S.E & OSSIM, there was a long thrend on here about it ~3-4 months ago. They are IDS systems and you could place them infront of your Honey-pot system
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