Only a very minor change and I wasn't sure how to submit an actual patch but I've copied the diff and local commit message below. Hopefully someone can commit the change on my behalf.
Thanks,
Chris
<PATCH>
As specified in the perforce documentation (http://www.perforce.com/perforce/doc.current/manuals/cmdref/o.gopts.html), the host is actually specified with a capital 'H'. The small 'h' displays the help message.
-------------------------- contrib/fast-import/git-p4 -------------------------- index c1ea643..d89d06c 100755
@@ -38,7 +38,7 @@ def p4_build_cmd(cmd): host = gitConfig("git-p4.host") if len(host) > 0: - real_cmd += "-h %s " % host + real_cmd += "-H %s " % host client = gitConfig("git-p4.client") if len(client) > 0: </PATCH>