checkout: mention '--' in the docs

diff --git a/receive-pack.c b/receive-pack.c
index b26f2e3a41c870d1b73690e389dbd74a8b8a40a0..fa653b49fe3c865b7e9c3723136b5b2344f8f4ca 100644 (file)
--- a/receive-pack.c
+++ b/receive-pack.c
@@ -370,7 +370,8 @@ static const char *unpack(void)
        hdr_err = parse_pack_header(&hdr);
        if (hdr_err)
                return hdr_err;
-       snprintf(hdr_arg, sizeof(hdr_arg), "--pack_header=%u,%u",
+       snprintf(hdr_arg, sizeof(hdr_arg),
+                       "--pack_header=%"PRIu32",%"PRIu32,
                        ntohl(hdr.hdr_version), ntohl(hdr.hdr_entries));
 
        if (ntohl(hdr.hdr_entries) < unpack_limit) {