fix(remote): push pr shoudln't connect to server

as reported by arjen and tracked via:
nostr:nevent1qvzqqqqx25pzpgqgmmc409hm4xsdd74sf68a2uyf9pwel4g9mfdg8l5244t6x4jdqy2hwumn8ghj7ur4wfcxcetjv4kxz7fwvdhk6qpqur335cpnlktwkhv43d8sdk24dpu79jnfuk9qyvk7kga6aencm77sj7e8fa

as our tests are connecting to clone url in the file system its difficult to write a test for this

1 files changed, 3 insertions, 1 deletions

diff --git a/src/git_remote_helper.rs b/src/git_remote_helper.rs
index c624857..e2de494 100644
--- a/src/git_remote_helper.rs
+++ b/src/git_remote_helper.rs
@@ -1063,7 +1063,9 @@ fn create_rejected_refspecs_and_remotes_refspecs(
                 refspecs_for_remote.push(refspec.clone());
             }
         }
-        refspecs_for_remotes.insert(url.to_string(), refspecs_for_remote);
+        if !refspecs_for_remote.is_empty() {
+            refspecs_for_remotes.insert(url.to_string(), refspecs_for_remote);
+        }
     }
 
     // remove rejected refspecs so they dont get pushed to some remotes