--git-dir <dir>::
Set the 'GIT_DIR' environment variable. See linkgit:git[1].
---verbose, -v::
+-v::
+--verbose::
Provide more progress information.
Sync options
Export tags from Git as p4 labels. Tags found in Git are applied
to the perforce working directory.
---dry-run, -n::
+-n::
+--dry-run::
Show just what commits would be submitted to p4; do not change
state in Git or p4.