diff --git a/dvc/repo/experiments/push.py b/dvc/repo/experiments/push.py
index 9cc56784e3..aeeb56b817 100644
--- a/dvc/repo/experiments/push.py
+++ b/dvc/repo/experiments/push.py
@@ -1,12 +1,12 @@
 import logging
-from typing import Iterable, List, Mapping, Optional, Set, Union
+from typing import TYPE_CHECKING, Any, Iterable, List, Mapping, Optional, Set, Union
 
 from funcy import compact, group_by
 from scmrepo.git.backend.base import SyncStatus
 
 from dvc.repo import locked
 from dvc.repo.scm_context import scm_context
-from dvc.scm import TqdmGit, iter_revs
+from dvc.scm import Git, TqdmGit, iter_revs
 from dvc.ui import ui
 from dvc.utils import env2bool
 
@@ -14,10 +14,14 @@
 from .refs import ExpRefInfo
 from .utils import exp_commits, exp_refs, exp_refs_by_baseline, resolve_name
 
+if TYPE_CHECKING:
+    from dvc.repo import Repo
+
 logger = logging.getLogger(__name__)
 
 
-def notify_refs_to_studio(scm, config, git_remote: str, **refs: List[str]):
+def notify_refs_to_studio(repo: "Repo", git_remote: str, **refs: List[str]) -> None:
+    config = repo.config["feature"]
     refs = compact(refs)
     if not refs or env2bool("DVC_TEST"):
         return
@@ -40,7 +44,7 @@ def notify_refs_to_studio(scm, config, git_remote: str, **refs: List[str]):
 
     from dvc.utils import studio
 
-    _, repo_url = get_remote_repo(scm.dulwich.repo, git_remote)
+    _, repo_url = get_remote_repo(repo.scm.dulwich.repo, git_remote)
     studio_url = config.get("studio_url")
     studio.notify_refs(
         repo_url,
@@ -53,17 +57,18 @@ def notify_refs_to_studio(scm, config, git_remote: str, **refs: List[str]):
 @locked
 @scm_context
 def push(  # noqa: C901
-    repo,
+    repo: "Repo",
     git_remote: str,
     exp_names: Union[Iterable[str], str],
-    all_commits=False,
+    all_commits: bool = False,
     rev: Optional[str] = None,
-    num=1,
+    num: int = 1,
     force: bool = False,
     push_cache: bool = False,
-    **kwargs,
+    **kwargs: Any,
 ) -> Iterable[str]:
     exp_ref_set: Set["ExpRefInfo"] = set()
+    assert isinstance(repo.scm, Git)
     if all_commits:
         exp_ref_set.update(exp_refs(repo.scm))
 
@@ -106,14 +111,12 @@ def push(  # noqa: C901
 
     refs = push_result[SyncStatus.SUCCESS]
     pushed_refs = [str(r) for r in refs]
-    notify_refs_to_studio(
-        repo.scm, repo.config["feature"], git_remote, pushed=pushed_refs
-    )
+    notify_refs_to_studio(repo, git_remote, pushed=pushed_refs)
     return [ref.name for ref in refs]
 
 
 def _push(
-    repo,
+    repo: "Repo",
     git_remote: str,
     refs: Iterable["ExpRefInfo"],
     force: bool,
@@ -145,14 +148,15 @@ def group_result(refspec):
 
 
 def _push_cache(
-    repo,
+    repo: "Repo",
     refs: Union[ExpRefInfo, Iterable["ExpRefInfo"]],
-    dvc_remote=None,
-    jobs=None,
-    run_cache=False,
+    dvc_remote: Optional[str] = None,
+    jobs: Optional[int] = None,
+    run_cache: bool = False,
 ):
     if isinstance(refs, ExpRefInfo):
         refs = [refs]
+    assert isinstance(repo.scm, Git)
     revs = list(exp_commits(repo.scm, refs))
     logger.debug("dvc push experiment '%s'", refs)
     repo.push(jobs=jobs, remote=dvc_remote, run_cache=run_cache, revs=revs)
diff --git a/dvc/repo/experiments/remove.py b/dvc/repo/experiments/remove.py
index 74cb64ae06..ec5b8f6261 100644
--- a/dvc/repo/experiments/remove.py
+++ b/dvc/repo/experiments/remove.py
@@ -79,18 +79,18 @@ def remove(  # noqa: C901, PLR0912
         from .push import notify_refs_to_studio
 
         removed_refs = [str(r) for r in exp_ref_list]
-        notify_refs_to_studio(
-            repo.scm, repo.config["feature"], git_remote, removed=removed_refs
-        )
+        notify_refs_to_studio(repo, git_remote, removed=removed_refs)
     return removed
 
 
 def _resolve_exp_by_baseline(
-    repo,
+    repo: "Repo",
     rev: str,
     num: int,
     git_remote: Optional[str] = None,
 ) -> Dict[str, "ExpRefInfo"]:
+    assert isinstance(repo.scm, Git)
+
     commit_ref_dict: Dict[str, "ExpRefInfo"] = {}
     rev_dict = iter_revs(repo.scm, [rev], num)
     rev_set = set(rev_dict.keys())