diff --git a/packages/shared/src/cloneUrl.test.ts b/packages/shared/src/cloneUrl.test.ts
index 16503923d8aa3..4794a68577599 100644
--- a/packages/shared/src/cloneUrl.test.ts
+++ b/packages/shared/src/cloneUrl.test.ts
@@ -3,6 +3,23 @@ import { describe, expect, it } from "vite-plus/test";
 import { cloneUrlForProtocol, cloneUrlProtocol } from "./cloneUrl.ts";
 
 describe("cloneUrlForProtocol", () => {
+  it.each(["C:\\repos\\project.git", "c:\\repos\\project.git", "C:/repos/project.git"])(
+    "does not offer network protocols for a Windows local path: %s",
+    (path) => {
+      expect(cloneUrlProtocol(path)).toBeNull();
+      expect(cloneUrlForProtocol(path, "ssh")).toBeNull();
+      expect(cloneUrlForProtocol(path, "https")).toBeNull();
+    },
+  );
+
+  it.each(["c:repo.git", "git@c:repo.git", "ssh://git@c/repo.git"])(
+    "keeps SSH URLs with a single-letter host: %s",
+    (url) => {
+      expect(cloneUrlProtocol(url)).toBe("ssh");
+      expect(cloneUrlForProtocol(url, "https")).toBe("https://c/repo.git");
+    },
+  );
+
   it.each([
     ["ordinary", "user:password"],
     ["an embedded at sign", "user:pa@rt"],
diff --git a/packages/shared/src/cloneUrl.ts b/packages/shared/src/cloneUrl.ts
index cface92a89a3c..6c214d32e8c7a 100644
--- a/packages/shared/src/cloneUrl.ts
+++ b/packages/shared/src/cloneUrl.ts
@@ -1,3 +1,5 @@
+import { isWindowsDrivePath } from "./path.ts";
+
 export type CloneProtocol = "ssh" | "https";
 
 const SCP_LIKE_URL = /^(?:[^@/\s]+@)?([^:/\s]+):(?!\/)(.+)$/;
@@ -9,6 +11,7 @@ function parseCloneUrl(
   url: string,
 ): { protocol: CloneProtocol; host: string; path: string; customPort: boolean } | null {
   const trimmed = url.trim();
+  if (isWindowsDrivePath(trimmed)) return null;
   const ssh = SSH_URL.exec(trimmed);
   if (ssh) return { protocol: "ssh", host: ssh[1]!, path: ssh[3]!, customPort: !!ssh[2] };
   const https = HTTPS_URL.exec(trimmed);