Microsoft has now have released a fully configured virtual machine for ConfigMgr v.Next Beta 1. Based on a Windows Server 2008 R2 x64 OS, this is a fully built virtual machine ready to import into your Hyper-V environments.
This is something the ConfigMgr team over at Microsoft has done for a few major releases, starting back at the ConfigMgr 2007 RTM timeframes. Now you to can help and evaluate the latest and greatest ConfigMgr v.Next release. Microsoft is also in the process of uploading the hands on labs for ConfigMgr v.Next.
Here are some resources for you: