diff --git a/dev/bots/prepare_package.dart b/dev/bots/prepare_package.dart
index 9f33a22cc3..c46255742c 100644
--- a/dev/bots/prepare_package.dart
+++ b/dev/bots/prepare_package.dart
@@ -602,7 +602,7 @@ class ArchiveCreator {
 
   Future<String> _runGit(List<String> args, {Directory? workingDirectory}) {
     return _processRunner.runProcess(
-      <String>['git', ...args],
+      <String>['git', '--git-dir', '.git', ...args],
       workingDirectory: workingDirectory ?? flutterRoot,
     );
   }
diff --git a/packages/flutter_tools/lib/src/commands/downgrade.dart b/packages/flutter_tools/lib/src/commands/downgrade.dart
index a58b75c009..02da0daeb7 100644
--- a/packages/flutter_tools/lib/src/commands/downgrade.dart
+++ b/packages/flutter_tools/lib/src/commands/downgrade.dart
@@ -120,7 +120,7 @@ class DowngradeCommand extends FlutterCommand {
     // Detect unknown versions.
     final ProcessUtils processUtils = _processUtils!;
     final RunResult parseResult = await processUtils.run(<String>[
-      'git', 'describe', '--tags', lastFlutterVersion,
+      'git', '--git-dir', '.git', 'describe', '--tags', lastFlutterVersion,
     ], workingDirectory: workingDirectory);
     if (parseResult.exitCode != 0) {
       throwToolExit('Failed to parse version for downgrade:\n${parseResult.stderr}');
@@ -192,7 +192,7 @@ class DowngradeCommand extends FlutterCommand {
         continue;
       }
       final RunResult parseResult = await _processUtils!.run(<String>[
-        'git', 'describe', '--tags', sha,
+        'git', '--git-dir', '.git', 'describe', '--tags', sha,
       ], workingDirectory: workingDirectory);
       if (parseResult.exitCode == 0) {
         buffer.writeln('Channel "${getNameForChannel(channel)}" was previously on: ${parseResult.stdout}.');
diff --git a/packages/flutter_tools/lib/src/version.dart b/packages/flutter_tools/lib/src/version.dart
index 0702b35e7e..36b2a95b65 100644
--- a/packages/flutter_tools/lib/src/version.dart
+++ b/packages/flutter_tools/lib/src/version.dart
@@ -407,7 +407,7 @@ abstract class FlutterVersion {
   /// wrapper that does that.
   @visibleForTesting
   static List<String> gitLog(List<String> args) {
-    return <String>['git', '-c', 'log.showSignature=false', 'log'] + args;
+    return <String>['git', '--git-dir','.git', '-c', 'log.showSignature=false', 'log'] + args;
   }
 }
 
@@ -559,7 +559,7 @@ class _FlutterVersionGit extends FlutterVersion {
   String? get repositoryUrl {
     if (_repositoryUrl == null) {
       final String gitChannel = _runGit(
-        'git rev-parse --abbrev-ref --symbolic $kGitTrackingUpstream',
+        'git --git-dir .git rev-parse --abbrev-ref --symbolic $kGitTrackingUpstream',
         globals.processUtils,
         flutterRoot,
       );
@@ -567,7 +567,7 @@ class _FlutterVersionGit extends FlutterVersion {
       if (slash != -1) {
         final String remote = gitChannel.substring(0, slash);
         _repositoryUrl = _runGit(
-          'git ls-remote --get-url $remote',
+          'git --git-dir .git ls-remote --get-url $remote',
           globals.processUtils,
           flutterRoot,
         );
@@ -952,7 +952,7 @@ class GitTagVersion {
     }
     // find all tags attached to the given [gitRef]
     final List<String> tags = _runGit(
-      'git tag --points-at $gitRef', processUtils, workingDirectory).trim().split('\n');
+      'git --git-dir .git tag --points-at $gitRef', processUtils, workingDirectory).trim().split('\n');
 
     // Check first for a stable tag
     final RegExp stableTagPattern = RegExp(r'^\d+\.\d+\.\d+$');
@@ -973,7 +973,7 @@ class GitTagVersion {
     // recent tag and number of commits past.
     return parse(
       _runGit(
-        'git describe --match *.*.* --long --tags $gitRef',
+        'git --git-dir .git describe --match *.*.* --long --tags $gitRef',
         processUtils,
         workingDirectory,
       )