private function copyDetection(array $logItem, array &$fileHistory, GitRepository $git)
    {
        if ($logItem['criteria'] !== 'C') {
            return;
        }

        $fromLastCommit        = $this->commitCollection[$logItem['commit']]['parent'];
        $fromFileContent       = $this->getFileContent($fromLastCommit . ':' . $logItem['from'], $git);
        $fromFileContentLength = \strlen($fromFileContent);

        $toFileContent       = $this->getFileContent($logItem['commit'] . ':' . $logItem['to'], $git);
        $toFileContentLength = \strlen($toFileContent);

        if ($fromFileContentLength === $toFileContentLength) {
            $fileHistory[\md5($logItem['from'])] = $logItem['from'];

            return;
        }

        $tempFrom =
            $this->createTempFile($logItem['commit'] . ':' . $logItem['from'], $fromFileContent);
        $tempTo   = $this->createTempFile($logItem['commit'] . ':' . $logItem['to'], $toFileContent);

        $detector = new Detector(new DefaultStrategy());
        $result   = $detector->copyPasteDetection([$tempFrom, $tempTo], 5, 35);

        if (!$result->count()) {
            return;
        }

        $fileHistory[\md5($logItem['from'])] = $logItem['from'];
    }