Check and set upstream information in git-sync-all

scripts/shell/git-sync-all.sh

@@ -45,6 +45,9 @@ for i in "${!SYNC_DIRS[@]}"; do
     (
         cd "$DIRECTORY" || exit
         git remote set-url origin "$URL"
+        if [ "$(git branch --show-current)" = "main" ]; then
+            git branch --set-upstream-to=origin/main main
+        fi
         git pull --ff --ff-only
         git submodule update --remote --recursive
         git-sync -ns