Re: [PATCH v6 4/4] hook: introduce the receive-report hook

diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index 9ac10465ac..edfd5cf9dc 100644
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c

@@ -2535,6 +2570,13 @@ static void update_shallow_info(struct command *commands,
 	free(ref_status);
 }
 
+static void override_cmds_error(struct command *commands, const char *err)
+{
+	for (struct command *cmd = commands; cmd; cmd = cmd->next) {
+		cmd->error_string = err;
+	}
+}