Push running checkpoint to remote

dvc/repo/experiments/executor/base.py

@@ -252,10 +252,6 @@ def on_diverged_ref(orig_ref: str, new_rev: str):
 
     @classmethod
     def _validate_remotes(cls, dvc: "Repo", git_remote: Optional[str]):
-        from dulwich.client import get_transport_and_path
-        from dulwich.porcelain import get_remote_repo
-
-        from dvc.scm.base import SCMError
 
         if git_remote == dvc.root_dir:
             logger.warning(
@@ -264,14 +260,7 @@ def _validate_remotes(cls, dvc: "Repo", git_remote: Optional[str]):
                 "will automatically be pushed to the default DVC remote "
                 "(if any) on each experiment commit."
             )
-        try:
-            _, location = get_remote_repo(dvc.scm.dulwich.repo, git_remote)
-            get_transport_and_path(location)
-        except Exception as exc:
-            raise SCMError(
-                f"'{git_remote}' is not a valid Git remote or URL"
-            ) from exc
-
+        dvc.scm.validate_git_repo(git_remote)
         dvc.cloud.get_remote_odb()
 
     @classmethod

dvc/scm/git/__init__.py

@@ -392,6 +392,7 @@ def get_fs(self, rev: str):
     checkout_index = partialmethod(_backend_func, "checkout_index")
     status = partialmethod(_backend_func, "status")
     merge = partialmethod(_backend_func, "merge")
+    validate_git_repo = partialmethod(_backend_func, "validate_git_repo")
 
     def resolve_rev(self, rev: str) -> str:
         from dvc.repo.experiments.utils import exp_refs_by_name

dvc/scm/git/backend/base.py

@@ -347,3 +347,7 @@ def merge(
 
         Returns revision of the merge commit or None if no commit was made.
         """
+
+    @abstractmethod
+    def validate_git_repo(self, url: str):
+        """validate remote git repo"""

dvc/scm/git/backend/dulwich.py

@@ -646,3 +646,17 @@ def merge(
         squash: bool = False,
     ) -> Optional[str]:
         raise NotImplementedError
+
+    def validate_git_repo(self, url: str):
+        from dulwich.client import LocalGitClient, get_transport_and_path
+        from dulwich.porcelain import get_remote_repo
+
+        try:
+            _, location = get_remote_repo(self.repo, url)
+            client, path = get_transport_and_path(location)
+        except Exception as exc:
+            raise SCMError(
+                f"'{url}' is not a valid Git remote or URL"
+            ) from exc
+        if isinstance(client, LocalGitClient) and not os.path.exists(path):
+            raise SCMError(f"'{url}' is not a valid Git remote or URL")

dvc/scm/git/backend/gitpython.py

@@ -618,3 +618,6 @@ def merge(
                 raise MergeConflictError("Merge contained conflicts") from exc
             raise SCMError("Merge failed") from exc
         return None
+
+    def validate_git_repo(self, url: str):
+        raise NotImplementedError

dvc/scm/git/backend/pygit2.py

@@ -561,3 +561,6 @@ def merge(
                 self.repo.state_cleanup()
                 self.repo.index.write()
         return None
+
+    def validate_git_repo(self, url: str):
+        raise NotImplementedError