Upon entering 1099-R, use the followup interview to tell TurboTax all about it.
The 1099-r form shows the distribution and in the retirement income section you will follow all of the screens to indicate it was rolled over into another ira or back to the same one. This was not a contribution so please do not not enter it as such in the program.
As Critter-3 and fanfare mentioned you will indicate the rollover in the follow-up questions. Please see the steps below: