completion: use __gitcomp_builtin in _git_mv

The new completable option is --verbose.
Signed-off-by: NNguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: NJunio C Hamano <gitster@pobox.com>

builtin/mv.c

@@ -122,7 +122,8 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
 	struct option builtin_mv_options[] = {
 		OPT__VERBOSE(&verbose, N_("be verbose")),
 		OPT__DRY_RUN(&show_only, N_("dry run")),
-		OPT__FORCE(&force, N_("force move/rename even if target exists"), 0),
+		OPT__FORCE(&force, N_("force move/rename even if target exists"),
+			   PARSE_OPT_NOCOMPLETE),
 		OPT_BOOL('k', NULL, &ignore_errors, N_("skip move/rename errors")),
 		OPT_END(),
 	};

contrib/completion/git-completion.bash

@@ -1809,7 +1809,7 @@ _git_mv ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "--dry-run"
+		__gitcomp_builtin mv
 		return
 		;;
 	esac