diff --git a/src/Hook/Branch/Action/BlockFixupAndSquashCommits.php b/src/Hook/Branch/Action/BlockFixupAndSquashCommits.php
index 8457228..b6623bd 100644
--- a/src/Hook/Branch/Action/BlockFixupAndSquashCommits.php
+++ b/src/Hook/Branch/Action/BlockFixupAndSquashCommits.php
@@ -16,7 +16,6 @@
 use CaptainHook\App\Exception\ActionFailed;
 use CaptainHook\App\Git\Range\Detector\PrePush;
 use CaptainHook\App\Hook\Action;
-use CaptainHook\App\Hook\Input;
 use CaptainHook\App\Hook\Restriction;
 use CaptainHook\App\Hooks;
 use SebastianFeldmann\Git\Repository;
@@ -91,16 +90,16 @@ public static function getRestriction(): Restriction
      */
     public function execute(Config $config, IO $io, Repository $repository, Config\Action $action): void
     {
-        $refDetector = new PrePush();
-        $refsToPush  = $refDetector->getRanges($io);
+        $rangeDetector = new PrePush();
+        $rangesToPush  = $rangeDetector->getRanges($io);
 
-        if (empty($refsToPush)) {
+        if (!$this->hasFoundRangesToCheck($rangesToPush)) {
             return;
         }
 
         $this->handleOptions($action->getOptions());
 
-        foreach ($refsToPush as $range) {
+        foreach ($rangesToPush as $range) {
             if (!empty($this->protectedBranches) && !in_array($range->from()->branch(), $this->protectedBranches)) {
                 return;
             }
@@ -175,7 +174,7 @@ private function getTypesToBlock(): array
     private function hasToBeBlocked(string $message, array $typesToCheck): bool
     {
         foreach ($typesToCheck as $type) {
-            if (strpos($message, $type) === 0) {
+            if (str_starts_with($message, $type)) {
                 return true;
             }
         }
@@ -203,4 +202,24 @@ private function handleFailure(array $commits, string $branch): void
             . implode(PHP_EOL, $out)
         );
     }
+
+    /**
+     * Checks if we found valid ranges to check
+     *
+     * @param array<\CaptainHook\App\Git\Range\PrePush> $rangesToPush
+     * @return bool
+     */
+    private function hasFoundRangesToCheck(array $rangesToPush): bool
+    {
+        if (empty($rangesToPush)) {
+            return false;
+        }
+        if ($rangesToPush[0]->from()->isZeroRev()) {
+            return false;
+        }
+        if ($rangesToPush[0]->to()->isZeroRev()) {
+            return false;
+        }
+        return true;
+    }
 }