different between respin vs repin

English

re- +? spin

respin (third-person singular simple present respins, present participle respinning, simple past and past participle respun)

respin (plural respins)

The process of spinning something again.
- 2006, Shmuel Ur, Eyal Bin, Yaron Wolfsthal, Hardware and Software, Verification and Testing: First International Haifa Verification Conference
  A post-manufacture, but pre-deployment bug may result in one or more respins of silicon and each respin is estimated to run at several millions of dollars in mask and other costs.

re- +? pin

repin (third-person singular simple present repins, present participle repinning, simple past and past participle repinned)

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