\documentclass[a5paper]{book}
\usepackage{xcolor}
% تنظیمات سربرگ
\usepackage{fancyhdr}
\pagestyle{fancy}
\fancyhf{}
\fancyhead[ER,OL]{\thepage}
\fancyhead[EL]{{\color{red}\leftmark}}
\fancyhead[OR]{{\color{red}\rightmark}}

\usepackage{xepersian}

%تنظیم فرمت عنوان «مراجع»
\makeatletter
\renewenvironment{thebibliography}[1]{
\section*{\bibname}%
 \@mkboth{\MakeUppercase\bibname}{\MakeUppercase\bibname}%
      \if@RTL\if@LTRbibitems\@RTLfalse\else\fi\else\if@RTLbibitems\@RTLtrue\else\fi\fi
      \list{\@biblabel{\@arabic\c@enumiv}}%
           {\settowidth\labelwidth{\@biblabel{#1}}%
            \leftmargin\labelwidth
            \advance\leftmargin\labelsep
            \@openbib@code
            \usecounter{enumiv}%
            \let\p@enumiv\@empty
            \renewcommand\theenumiv{\@arabic\c@enumiv}}%
      \sloppy
      \clubpenalty4000
      \@clubpenalty \clubpenalty
      \widowpenalty4000%
      \sfcode`\.\@m}
     {\def\@noitemerr
       {\@latex@warning{Empty `thebibliography' environment}}%
      \endlist}
\makeatother

\renewcommand\bibname{مراجع}

\begin{document}
\chapter{اول}
\baselineskip=2cm
\newpage
\section{اولی}

\begin{thebibliography}{9}
\begin{LTRitems}
\resetlatinfont
\bibitem{}
Semiconductor Industry Association, ``International Technology Roadmap for Semiconductors,"
\bibitem{}
Semiconductor Industry Association, ``International Technology Roadmap for Semiconductors,"
\bibitem{}
Semiconductor Industry Association, ``International Technology Roadmap for Semiconductors,"
\bibitem{}
Semiconductor Industry Association, ``International Technology Roadmap for Semiconductors"
\bibitem{}
Semiconductor Industry Association, ``International Technology Roadmap for Semiconductors,"
\bibitem{}
Semiconductor Industry Association, ``International Technology Roadmap for Semiconductors,"
\end{LTRitems}
\end{thebibliography}

\end{document}