diff --git a/src/Artifact.php b/src/Artifact.php
index 2a00387..b14b317 100644
--- a/src/Artifact.php
+++ b/src/Artifact.php
@@ -47,37 +47,37 @@ class Artifact {
   /**
    * Original branch in current repository.
    *
-   * @var string
+   * @var string|null
    */
-  protected string $originalBranch;
+  protected ?string $originalBranch = NULL;
 
   /**
    * Destination branch with optional tokens.
    *
-   * @var string
+   * @var string|null
    */
-  protected string $destinationBranch;
+  protected ?string $destinationBranch = NULL;
 
   /**
    * Local branch where artifact will be built.
    *
-   * @var string
+   * @var string|null
    */
-  protected string $artifactBranch;
+  protected ?string $artifactBranch = NULL;
 
   /**
    * Remote name.
    *
-   * @var string
+   * @var string|null
    */
-  protected string $remoteName;
+  protected ?string $remoteName = NULL;
 
   /**
    * Remote URL includes uri or local path.
    *
-   * @var string
+   * @var string|null
    */
-  protected string $remoteUrl;
+  protected ?string $remoteUrl = NULL;
 
   /**
    * Gitignore file to be used during artifact creation.
@@ -91,23 +91,23 @@ class Artifact {
   /**
    * Commit message with optional tokens.
    *
-   * @var string
+   * @var string|null
    */
-  protected string $message;
+  protected ?string $message = NULL;
 
   /**
    * Flag to specify if push is required or should be using dry run.
    *
    * @var bool
    */
-  protected bool $needsPush;
+  protected bool $needsPush = FALSE;
 
   /**
    * Flag to specify if cleanup is required to run after the build.
    *
    * @var bool
    */
-  protected bool $needCleanup;
+  protected bool $needCleanup = TRUE;
 
   /**
    * Path to report file.
diff --git a/src/GitArtifactGitRepository.php b/src/GitArtifactGitRepository.php
index e5d67d7..49e6d18 100644
--- a/src/GitArtifactGitRepository.php
+++ b/src/GitArtifactGitRepository.php
@@ -9,7 +9,7 @@
 use Symfony\Component\Filesystem\Filesystem;
 
 /**
- *
+ * Artifact git repository.
  */
 class GitArtifactGitRepository extends GitRepository {
 
@@ -126,38 +126,6 @@ public function removeRemote($name): GitArtifactGitRepository {
     return $this;
   }
 
-  /**
-   * Get remote list.
-   *
-   * @return array<string>|null
-   *   Remotes.
-   *
-   * @throws \CzProject\GitPhp\GitException
-   */
-  public function getRemotes(): ?array {
-    return $this->extractFromCommand(['remote']);
-  }
-
-  /**
-   * Check remote is existing or not by remote name.
-   *
-   * @param string $remoteName
-   *   Remote name to check.
-   *
-   * @return bool
-   *   Exist or not.
-   *
-   * @throws \CzProject\GitPhp\GitException
-   */
-  public function isRemoteExists(string $remoteName): bool {
-    $remotes = $this->getRemotes();
-    if (empty($remotes)) {
-      return FALSE;
-    }
-
-    return in_array($remoteName, $remotes);
-  }
-
   /**
    * Check if provided location is a URI.
    *
diff --git a/tests/phpunit/Functional/GeneralTest.php b/tests/phpunit/Functional/GeneralTest.php
index c6da843..c8c4e99 100644
--- a/tests/phpunit/Functional/GeneralTest.php
+++ b/tests/phpunit/Functional/GeneralTest.php
@@ -29,7 +29,6 @@ public function testCompulsoryParameter(): void {
   public function testInfo(): void {
     $this->gitCreateFixtureCommits(1);
     $output = $this->runBuild();
-
     $this->assertStringContainsString('Artifact information', $output);
     $this->assertStringContainsString('Mode:                  force-push', $output);
     $this->assertStringContainsString('Source repository:     ' . $this->src, $output);
diff --git a/tests/phpunit/Unit/AbstractUnitTestCase.php b/tests/phpunit/Unit/AbstractUnitTestCase.php
index 04ec16a..298c677 100644
--- a/tests/phpunit/Unit/AbstractUnitTestCase.php
+++ b/tests/phpunit/Unit/AbstractUnitTestCase.php
@@ -3,6 +3,7 @@
 namespace DrevOps\GitArtifact\Tests\Unit;
 
 use DrevOps\GitArtifact\Artifact;
+use DrevOps\GitArtifact\GitArtifactGit;
 use DrevOps\GitArtifact\Tests\AbstractTestCase;
 use GitWrapper\GitWrapper;
 use Symfony\Component\Console\Output\ConsoleOutput;
@@ -25,7 +26,7 @@ protected function setUp(): void {
 
     $mockBuilder = $this->getMockBuilder(Artifact::class);
     $fileSystem = new Filesystem();
-    $gitWrapper = new GitWrapper();
+    $gitWrapper = new GitArtifactGit();
     $output = new ConsoleOutput();
 
     $mockBuilder->setConstructorArgs([$gitWrapper, $fileSystem, $output]);