does not forbid it. However, there are a few things to keep in
mind.
-. 'git-commit-tree' (hence, 'git-commit' which uses it) issues
+. 'git-commit' and 'git-commit-tree' issues
a warning if the commit log message given to it does not look
like a valid UTF-8 string, unless you explicitly say your
project uses a legacy encoding. The way to say this is to