-u::
Update affected files from CVS repository before attempting export.
+-k::
+ Reverse CVS keyword expansion (e.g. $Revision: 1.2.3.4$
+ becomes $Revision$) in working CVS checkout before applying patch.
+
-w::
Specify the location of the CVS checkout to use for the export. This
option does not require GIT_DIR to be set before execution if the