diff --git a/demisto_sdk/commands/content_graph/commands/update.py b/demisto_sdk/commands/content_graph/commands/update.py
index f4440715901..177659803e4 100644
--- a/demisto_sdk/commands/content_graph/commands/update.py
+++ b/demisto_sdk/commands/content_graph/commands/update.py
@@ -30,11 +30,11 @@
 def should_update_graph(
     content_graph_interface: ContentGraphInterface,
     use_git: bool,
-    git_util: GitUtil,
+    git_util: Optional[GitUtil],
     imported_path: Optional[Path] = None,
     packs_to_update: Optional[List[str]] = None,
 ):
-    if content_graph_interface.commit:
+    if content_graph_interface.commit and git_util:
         try:
             changed_pack_ids = git_util.get_all_changed_pack_ids(
                 content_graph_interface.commit
@@ -97,14 +97,25 @@ def update_content_graph(
         logger.info("A path to import the graph from was not provided, using git")
         use_git = True
 
-    git_util = GitUtil()
-    is_external_repo = is_external_repository()
+    try:
+        git_util = GitUtil()
+        is_external_repo = is_external_repository()
+    except Exception as e:
+        logger.debug(
+            f"Could not initialize GitUtil: {e}. Assuming external repo and skipping git operations."
+        )
+        # If git is not available, we can't use git-based updates
+        # This can happen in CI/CD environments where the working directory is not a git repo
+        use_git = False
+        git_util = None  # type: ignore[assignment]
+        is_external_repo = True
 
     if is_external_repo:
         packs_to_update = get_all_repo_pack_ids()
     packs_to_update = list(packs_to_update) if packs_to_update else []
     builder = ContentGraphBuilder(content_graph_interface)
-    if not should_update_graph(
+    # If git_util is None, we can't check if we should update, so assume we should not
+    if git_util and not should_update_graph(
         content_graph_interface, use_git, git_util, imported_path, packs_to_update
     ):
         logger.info(
@@ -145,7 +156,12 @@ def update_content_graph(
                     content_graph_interface, marketplace, dependencies, output_path
                 )
                 return
-    if use_git and (commit := content_graph_interface.commit) and not is_external_repo:
+    if (
+        use_git
+        and git_util
+        and (commit := content_graph_interface.commit)
+        and not is_external_repo
+    ):
         try:
             git_util.get_all_changed_pack_ids(commit)
         except Exception as e:
diff --git a/demisto_sdk/commands/validate/initializer.py b/demisto_sdk/commands/validate/initializer.py
index c7a58eda924..6be0b24a757 100644
--- a/demisto_sdk/commands/validate/initializer.py
+++ b/demisto_sdk/commands/validate/initializer.py
@@ -743,7 +743,9 @@ def git_paths_to_basecontent_set(
                 old_path = file_path
                 if isinstance(file_path, tuple):
                     file_path, old_path = file_path
-                obj = BaseContent.from_path(file_path, raise_on_exception=True)
+                obj = BaseContent.from_path(
+                    file_path, git_sha=None, raise_on_exception=True
+                )
                 if obj:
                     obj.git_sha = current_git_sha
                     obj.git_status = git_status
diff --git a/demisto_sdk/commands/validate/validators/base_validator.py b/demisto_sdk/commands/validate/validators/base_validator.py
index 9b29d60293b..4c155fbe833 100644
--- a/demisto_sdk/commands/validate/validators/base_validator.py
+++ b/demisto_sdk/commands/validate/validators/base_validator.py
@@ -176,10 +176,13 @@ def graph(self) -> ContentGraphInterface:
         if not self.graph_interface:
             logger.info("Graph validations were selected, will init graph")
             BaseValidator.graph_interface = ContentGraphInterface()
-            update_content_graph(
-                BaseValidator.graph_interface,
-                use_git=True,
-            )
+            # Only update the graph if it's not already alive/initialized
+            # This prevents re-running git operations that may fail in CI/CD environments
+            if not BaseValidator.graph_interface.is_alive():
+                update_content_graph(
+                    BaseValidator.graph_interface,
+                    use_git=True,
+                )
         return self.graph_interface
 
     def __dir__(self):