diff --git a/README.md b/README.md
index 54f637186b1adcb389bc5cc86566b767816bc08f..3787285382b341a42e512aeb1b29b7ff512b16af 100644
--- a/README.md
+++ b/README.md
@@ -1,23 +1,8 @@
-# lld-15
+# lld
 
 #### 介绍
-LLVM Linker
-
-#### 软件架构
-软件架构说明
-
-
-#### 安装教程
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
-
-#### 使用说明
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
+This package contains library and header files needed to develop new native
+programs that use the LLD infrastructure.
 
 #### 参与贡献
 
diff --git a/lld.spec b/lld.spec
index 8113ec68e4d082c0a45f7510d2037a1397c3fb3d..410dd468114ae26fdc67471b8fc606be5ee4bdf5 100644
--- a/lld.spec
+++ b/lld.spec
@@ -1,16 +1,25 @@
+%bcond_without sys_llvm
 %bcond_without check
 
 %global maj_ver 15
 %global min_ver 0
 %global patch_ver 7
 
+%if %{with sys_llvm}
+%global pkg_name lld
+%global install_prefix %{_prefix}
+%else
 %global pkg_name lld%{maj_ver}
-%global bin_suffix -%{maj_ver}
 %global install_prefix %{_libdir}/llvm%{maj_ver}
-%global install_includedir %{install_prefix}/include
-%global install_libdir %{install_prefix}/lib
+%endif
+
 %global install_bindir %{install_prefix}/bin
-%global pkg_bindir %{install_bindir}
+%if 0%{?__isa_bits} == 64
+%global install_libdir %{install_prefix}/lib64
+%else
+%global install_libdir %{install_prefix}/lib
+%endif
+%global install_includedir %{install_prefix}/include
 
 # Don't include unittests in automatic generation of provides or requires.
 %global __provides_exclude_from ^%{_libdir}/lld/.*$
@@ -21,7 +30,7 @@
 
 Name:		%{pkg_name}
 Version:	%{maj_ver}.%{min_ver}.%{patch_ver}
-Release:	2
+Release:	3
 Summary:	The LLVM Linker
 
 License:	NCSA
@@ -32,9 +41,15 @@ Patch1:		fedora-PATCH-lld-Import-compact_unwind_encoding.h-from-libu.patch
 
 BuildRequires:	clang
 BuildRequires:	cmake
+%if %{with sys_llvm}
+BuildRequires:  llvm-devel = %{version}
+BuildRequires:  llvm-googletest = %{version}
+BuildRequires:  llvm-test = %{version}
+%else
 BuildRequires:	llvm%{maj_ver}-devel = %{version}
 BuildRequires:	llvm%{maj_ver}-googletest = %{version}
 BuildRequires:	llvm%{maj_ver}-test = %{version}
+%endif
 BuildRequires:	ncurses-devel
 BuildRequires:	ninja-build
 BuildRequires:	python3-rpm-macros
@@ -79,8 +94,8 @@ cd _build
 	-DLLVM_INCLUDE_TESTS=ON \
 	-DLLVM_EXTERNAL_LIT=%{_bindir}/lit \
 	-DLLVM_LIT_ARGS="-sv \
-	--path %{_libdir}/llvm%{maj_ver}" \
-	-DLLVM_MAIN_SRC_DIR=%{_libdir}/llvm%{maj_ver}/src
+	--path %{install_prefix}" \
+	-DLLVM_MAIN_SRC_DIR=%{install_prefix}/src
 
 %ninja_build
 
@@ -89,13 +104,6 @@ cd _build
 
 rm %{buildroot}%{install_includedir}/mach-o/compact_unwind_encoding.h
 
-# Add version suffix to binaries
-mkdir -p %{buildroot}/%{_bindir}
-for f in %{buildroot}/%{install_bindir}/*; do
-  filename=`basename $f`
-  ln -s ../../%{install_bindir}/$filename %{buildroot}/%{_bindir}/$filename%{bin_suffix}
-done
-
 %check
 %if %{with check}
 cd _build
@@ -104,12 +112,7 @@ cd _build
 
 %files
 %license LICENSE.TXT
-%{_bindir}/lld%{bin_suffix}
-%{_bindir}/lld-link%{bin_suffix}
-%{_bindir}/ld.lld%{bin_suffix}
-%{_bindir}/ld64.lld%{bin_suffix}
-%{_bindir}/wasm-ld%{bin_suffix}
-%{pkg_bindir}
+%{install_bindir}/*
 
 %files devel
 %{install_includedir}/lld
@@ -120,6 +123,9 @@ cd _build
 %{install_libdir}/liblld*.so.*
 
 %changelog
+* Thu May 25 2023 cf-zhao <zhaochuanfeng@huawei.com> - 15.0.7-3
+- Support building system llvm and multi-version llvm in one spec file.
+
 * Wed Jun 7 2023 Chenxi Mao <chenxi.mao@suse.com> - 15.0.7-2
 - Disable LTO as this causes crash if gcc lto enabled.