Thomas Rast [off-list ref] writes:
quoted
Please enter the commit message for your merge commit. Explain
why the merge is necessary, especially if it merges an updated
upstream into a topic branch.
... because people who need to be told to "justify it" would probably be
helped by a more explicit "explain _why_ it is needed".
Why not. The "explain..." might be construed as a bit too coercive, but
I cannot come up with a way to defuse it (well, except again tacking on
"you should") ...
Would "Please enter the commit message for your merge commit, to explain
why ..." work?