src/GitWrapper.php
public function git(string $commandLine, ?string $cwd = null): string
    {
        $command = new GitCommand($commandLine);
        $command->executeRaw(is_string($commandLine));
        $command->setDirectory($cwd);
        return $this->run($command);
    }
public function git(string $commandLine, ?string $cwd = null): string
    {
        $command = new GitCommand($commandLine);
        $command->executeRaw(is_string($commandLine));
        $command->setDirectory($cwd);
        return $this->run($command);
    }
The command is simply a raw command line entry for everything after the Git binary.
For example, a `git config -l` command would be passed as `config -l` via the first argument of this method.

@return string The STDOUT returned by the Git command.