describe: pass --debug down to name-rev

Now that name-rev knows --debug, pass that flag down to name-rev when we
call it for doing describe --contains.

Signed-off-by: Michael J Gruber <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: mjg

builtin/describe.c

@@ -486,6 +486,8 @@ int cmd_describe(int argc, const char **argv, const char *prefix)
 				 NULL);
 		if (always)
 			argv_array_push(&args, "--always");
+		if (debug)
+			argv_array_push(&args, "--debug");
 		if (!all) {
 			argv_array_push(&args, "--tags");
 			for_each_string_list_item(item, &patterns)