Since enabling git signing, I have noticed that the AuthorDate on git commits is now set to a fixed point in time a few days ago. I have the following git global config and don’t have any git environment variables set. Is this an expected feature / bug ? Any clues on how to resolve this? At the command line I can show the CommitDate using the --pretty=fuller option, but in github it displays the AuthorDate, which makes it hard to track when commits were made.
$ git config --global