Pass OCIRepository chart ref tag to helm --version

flux_local/helm.py

@@ -273,6 +273,13 @@ async def template(
                     release.chart.version,
                 ]
             )
+        elif isinstance(repo, OCIRepository) and repo.ref_tag:
+            args.extend(
+                [
+                    "--version",
+                    repo.ref_tag,
+                ]
+            )
         if release.values:
             values_path = self._tmp_dir / f"{release.release_name}-values.yaml"
             async with aiofiles.open(values_path, mode="w") as values_file:

flux_local/manifest.py

@@ -360,6 +360,9 @@ class OCIRepository(BaseManifest):
     url: str
     """The URL to the repository."""
 
+    ref_tag: str | None = None
+    """The version tag of the repository."""
+
     @classmethod
     def parse_doc(cls, doc: dict[str, Any]) -> "OCIRepository":
         """Parse a HelmRepository from a kubernetes resource."""
@@ -374,10 +377,12 @@ def parse_doc(cls, doc: dict[str, Any]) -> "OCIRepository":
             raise InputException(f"Invalid {cls} missing spec: {doc}")
         if not (url := spec.get("url")):
             raise InputException(f"Invalid {cls} missing spec.url: {doc}")
+        ref_tag = spec.get("ref", {}).get("tag")
         return cls(
             name=name,
             namespace=namespace,
             url=url,
+            ref_tag=ref_tag,
         )
 
     @property