if self.bin_command is None:

        if self.bin_command is None:

            # return quietly so that we don't pollute emerge --info output

            # return quietly so that we don't pollute emerge --info output

            return (1, False)

            return (1, False)

        rev_cmd = [self.bin_command, "rev-list", "--max-count=1", "HEAD"]

        rev_cmd = [self.bin_command, "rev-list", "--max-count=1", "HEAD"]

        try:

        try:

            ret = (

            ret = (