diff --git a/src/main/ipc/repos/nested-repo-import-handler.ts b/src/main/ipc/repos/nested-repo-import-handler.ts
index cd7b2a14d2c..6d1fceb9391 100644
--- a/src/main/ipc/repos/nested-repo-import-handler.ts
+++ b/src/main/ipc/repos/nested-repo-import-handler.ts
@@ -7,7 +7,7 @@ import type { ProjectGroupImportResult } from '../../../shared/project-group-typ
 import { DEFAULT_REPO_BADGE_COLOR } from '../../../shared/constants'
 import { normalizeRuntimePathForComparison } from '../../../shared/cross-platform-path'
 import { awaitWindowsHostGitEnvironmentReady } from '../../git/runner'
-import { isGitRepo, getRepoName } from '../../git/repo'
+import { isGitRepoAsync, getRepoName } from '../../git/repo'
 import {
   createNestedProjectGroupResolver,
   resolveNestedRepoSelection
@@ -83,7 +83,7 @@ export function registerNestedRepoImportHandler(mainWindow: BrowserWindow, store
             importRepoPath = await importTargetResolver.resolveSsh(repoPath, gitProvider)
           } else {
             await awaitWindowsHostGitEnvironmentReady({ cwd: repoPath })
-            if (!isGitRepo(repoPath)) {
+            if (!(await isGitRepoAsync(repoPath))) {
               results.push({
                 path: repoPath,
                 status: 'failed',
@@ -152,7 +152,7 @@ export function registerNestedRepoImportHandler(mainWindow: BrowserWindow, store
           }
           importedProjectIdsByRepoPath.set(normalizedImportRepoPath, repo.id)
           results.push({ path: repoPath, projectId: repo.id, status: 'imported' })
-          // Why: reaches here only after the isGitRepo guard above confirmed a git repo, so always true.
+          // Why: reaches here only after the isGitRepoAsync guard above confirmed a git repo, so always true.
           emitRepoAdded('folder_picker', false, true)
         } catch (error) {
           results.push({
diff --git a/src/main/project-groups/nested-repo-discovery.ts b/src/main/project-groups/nested-repo-discovery.ts
index 1f25a85a26f..84abbf74ae6 100644
--- a/src/main/project-groups/nested-repo-discovery.ts
+++ b/src/main/project-groups/nested-repo-discovery.ts
@@ -1,7 +1,7 @@
 import { readFile, readdir, stat } from 'node:fs/promises'
 import { basename, join } from 'node:path'
 import type { NestedRepoCandidate, NestedRepoScanResult } from '../../shared/project-group-types'
-import { isGitRepo } from '../git/repo'
+import { isGitRepoAsync } from '../git/repo'
 import {
   isIgnoredNestedRepoDirectory,
   normalizeNestedRepoScanOptions,
@@ -58,7 +58,8 @@ export async function scanNestedRepos(args: {
     joinPath: join,
     basename,
     hasGitMarker,
-    isSelectedPathGitRepo: async (path: string) => isGitRepo(path) || (await hasGitMarker(path))
+    isSelectedPathGitRepo: async (path: string) =>
+      (await isGitRepoAsync(path)) || (await hasGitMarker(path))
   }
   const buildResult = (selectedPathKind: NestedRepoScanResult['selectedPathKind']) => ({
     selectedPath: args.path,
diff --git a/src/main/runtime/runtime-nested-repo-import.ts b/src/main/runtime/runtime-nested-repo-import.ts
index ba2df920b51..81ab6d99f00 100644
--- a/src/main/runtime/runtime-nested-repo-import.ts
+++ b/src/main/runtime/runtime-nested-repo-import.ts
@@ -9,7 +9,7 @@ import type {
 } from '../../shared/project-group-types'
 import type { Repo } from '../../shared/repo-types'
 import { awaitWindowsHostGitEnvironmentReady } from '../git/runner'
-import { getRepoName, isGitRepo } from '../git/repo'
+import { getRepoName, isGitRepoAsync } from '../git/repo'
 import { scanNestedRepos } from '../project-groups/nested-repo-discovery'
 import {
   createNestedProjectGroupResolver,
@@ -77,7 +77,7 @@ export class RuntimeNestedRepoImport {
     for (const [projectGroupOrder, repoPath] of selection.selectedPaths.entries()) {
       try {
         await awaitWindowsHostGitEnvironmentReady({ cwd: repoPath })
-        if (!isGitRepo(repoPath)) {
+        if (!(await isGitRepoAsync(repoPath))) {
           results.push({ path: repoPath, status: 'failed', error: 'Not a valid git repository' })
           continue
         }