Andrew's git / gitweb.git / Documentation/fmt-merge-msg-config.txt
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Documentation / fmt-merge-msg-config.txton commit builtin rebase: support --onto (f28d40d)
   1merge.branchdesc::
   2        In addition to branch names, populate the log message with
   3        the branch description text associated with them.  Defaults
   4        to false.
   5
   6merge.log::
   7        In addition to branch names, populate the log message with at
   8        most the specified number of one-line descriptions from the
   9        actual commits that are being merged.  Defaults to false, and
  10        true is a synonym for 20.