diff --git a/benchmark.ts b/benchmark.ts
index de4ae34..ceb885f 100644
--- a/benchmark.ts
+++ b/benchmark.ts
@@ -143,14 +143,22 @@ const generateRandomFiles = (
   fs.writeFileSync(metadataFilePath, JSON.stringify(metadata), { flag: "w" });
 };
 
-const cleanupRemote = async () => {
+const cleanupRemote = () => {
   const url = `git@github.com:${process.env.REPO_OWNER}/${process.env.REPO_NAME}.git`;
   const clonedDir = path.join(os.tmpdir(), "temp-clone");
 
+  // Remove the folder in case it already exists
+  fs.rmSync(clonedDir, { recursive: true, force: true });
+
   try {
     // Clone the repository
     execSync(`git clone ${url} ${clonedDir}`, { stdio: "ignore" });
 
+    const repoExists = fs.existsSync(clonedDir);
+    if (!repoExists) {
+      throw Error("Failed to clone repo");
+    }
+
     // Remove all files except .git
     execSync('find . -type f -not -path "./.git*" -delete', {
       stdio: "ignore",
@@ -166,16 +174,12 @@ const cleanupRemote = async () => {
 
     // Push changes
     execSync("git push", { stdio: "ignore", cwd: clonedDir });
-
-    // Remove the folder
-    fs.rm(clonedDir, { recursive: true, force: true }, (err) => {
-      if (err) {
-        throw err;
-      }
-    });
   } catch (error) {
     console.error(`Error: ${error.message}`);
   }
+
+  // Remove the folder when everything is done
+  fs.rmSync(clonedDir, { recursive: true, force: true });
 };
 
 const BENCHMARK_DATA = [
@@ -248,7 +252,7 @@ const BENCHMARK_DATA = [
       const downloadTime = await runBenchmark(vaultRootDir);
 
       // Cleanup the remote repo so it's ready for another benchmark
-      await cleanupRemote();
+      cleanupRemote();
 
       results.push({
         data,
@@ -265,9 +269,5 @@ const BENCHMARK_DATA = [
   } catch (error) {
     console.error("Benchmark failed:", error);
   }
-  fs.rm(benchmarkRootDir, { recursive: true, force: true }, (err) => {
-    if (err) {
-      throw err;
-    }
-  });
+  fs.rmSync(benchmarkRootDir, { recursive: true, force: true });
 })();
diff --git a/mock-obsidian.ts b/mock-obsidian.ts
index f487b2b..6b31c96 100644
--- a/mock-obsidian.ts
+++ b/mock-obsidian.ts
@@ -128,11 +128,22 @@ export async function requestUrl(options: RequestUrlParam) {
     body: options.body,
   });
 
+  const isJsonResponse = response.headers
+    .get("content-type")
+    ?.includes("application/json");
+
   // Convert to expected Obsidian response format
-  return {
-    status: response.status,
-    json: await response.json(),
-  };
+  if (isJsonResponse) {
+    return {
+      status: response.status,
+      json: await response.json(),
+    };
+  } else {
+    return {
+      status: response.status,
+      arrayBuffer: await response.arrayBuffer(),
+    };
+  }
 }
 
 // Mock utility functions
@@ -150,6 +161,3 @@ export function base64ToArrayBuffer(base64: string): ArrayBuffer {
 
 // Mock Event reference
 export type EventRef = string;
-
-// Re-export the fileTypeFromBuffer function
-export { fileTypeFromBuffer } from "file-type";