submodule: use git rev-parse -q

diff --git a/connect.c b/connect.c
index 0c50d0a26a493f4505eee16812d14c5d7d1b7392..584e04c217da4ea8943e33c77fea56ce64547ed1 100644 (file)
--- a/connect.c
+++ b/connect.c
@@ -70,6 +70,9 @@ struct ref **get_remote_heads(int in, struct ref **list,
                if (buffer[len-1] == '\n')
                        buffer[--len] = 0;
 
+               if (len > 4 && !prefixcmp(buffer, "ERR "))
+                       die("remote error: %s", buffer + 4);
+
                if (len < 42 || get_sha1_hex(buffer, old_sha1) || buffer[40] != ' ')
                        die("protocol error: expected sha/ref, got '%s'", buffer);
                name = buffer + 41;