diff --git a/newlib-cygwin-a8526cb52bedabd4d6ba4b227a5185627f871aa1.tar.xz b/cygwin-3.4.0.tar.gz
similarity index 38%
rename from newlib-cygwin-a8526cb52bedabd4d6ba4b227a5185627f871aa1.tar.xz
rename to cygwin-3.4.0.tar.gz
index 8dba9bc55923f175c2c405f0652f6a3a538bfb1b..93b1587fcceedcdfef53b7aa00fe6a09606ff644 100644
Binary files a/newlib-cygwin-a8526cb52bedabd4d6ba4b227a5185627f871aa1.tar.xz and b/cygwin-3.4.0.tar.gz differ
diff --git a/gcc-12.2.1.tar.gz b/gcc-12.2.1.tar.gz
deleted file mode 100644
index 9bf74167bd93d301503095ae4b57f7f9a518a49e..0000000000000000000000000000000000000000
Binary files a/gcc-12.2.1.tar.gz and /dev/null differ
diff --git a/gcc-12.3.0.tar.gz b/gcc-12.3.0.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..d314645044024e34c24b3ace70efb81f31c52b8a
Binary files /dev/null and b/gcc-12.3.0.tar.gz differ
diff --git a/gcc.spec b/gcc.spec
index 250a170601209dc6e1932d0246864b9c578add2c..c4ef2176bfa9e8b145437c9bd0b9b71fbeaa668e 100644
--- a/gcc.spec
+++ b/gcc.spec
@@ -1,12 +1,11 @@
-%define anolis_release 7
+%define anolis_release 1
 
 %global DATE 20221121
 %global gitrev b3f5a0d53b84ed27cf00cfa2b9c3e2c78935c07d
-%global gcc_version 12.2.1
+%global gcc_version 12.3.0
 %global gcc_major 12
 %global isl_version 0.24
 %global nvptx_tools_gitrev 472b6e78b3ba918d727698f79911360b7c808247
-%global newlib_cygwin_gitrev a8526cb52bedabd4d6ba4b227a5185627f871aa1
 %global _unpackaged_files_terminate_build 0
 %global _performance_build 1
 %if 0%{?__brp_strip_static_archive:1}
@@ -56,9 +55,12 @@ Source0: https://github.com/gcc-mirror/gcc/archive/refs/tags/releases/gcc-%{vers
 # from git://github.com/MentorEmbedded/nvptx-tools.git
 Source1: nvptx-tools-%{nvptx_tools_gitrev}.tar.xz
 # from git://sourceware.org/git/newlib-cygwin.git
-Source2: newlib-cygwin-%{newlib_cygwin_gitrev}.tar.xz
+Source2:  https://github.com/mirror/newlib-cygwin/archive/refs/tags/cygwin-3.4.0.tar.gz
 Source3: https://gcc.gnu.org/pub/gcc/infrastructure/isl-%{isl_version}.tar.bz2
 URL: http://gcc.gnu.org
+
+ExcludeArch: loongarch64
+
 BuildRequires: binutils >= 2.31 gcc gcc-c++ make gdb
 BuildRequires: glibc-static
 BuildRequires: gettext dejagnu bison flex sharutils texinfo texinfo-tex
@@ -112,7 +114,6 @@ Patch5: gcc12-no-add-needed.patch
 Patch6: gcc12-Wno-format-security.patch
 Patch7: gcc12-rh1574936.patch
 Patch8: gcc12-d-shared-libphobos.patch
-Patch9: gcc12-pr107468.patch
 
 Patch100: gcc12-fortran-fdec-duplicates.patch
 Patch101: gcc12-fortran-flogical-as-integer.patch
@@ -630,7 +631,6 @@ The %{name}-doc package contains documentation files for %{name}.
 %patch6 -p0
 %patch7 -p0
 %patch8 -p0
-%patch9 -p0
 
 %patch100 -p1
 %patch101 -p1
@@ -686,7 +686,7 @@ CC="$CC" CXX="$CXX" CFLAGS="%{optflags}" CXXFLAGS="%{optflags}" \
 make install prefix=${IROOT}%{_prefix}
 cd ../..
 
-ln -sf newlib-cygwin-%{newlib_cygwin_gitrev}/newlib newlib
+ln -sf newlib-cygwin-cygwin-3.4.0/newlib newlib
 rm -rf obj-offload-nvptx-none
 mkdir obj-offload-nvptx-none
 
@@ -916,7 +916,7 @@ cd obj-%{gcc_target_platform}
 make install prefix=%{buildroot}%{_prefix}
 cd ../..
 
-ln -sf newlib-cygwin-%{newlib_cygwin_gitrev}/newlib newlib
+ln -sf newlib-cygwin-cygwin-3.4.0/newlib newlib
 cd obj-offload-nvptx-none
 make prefix=%{buildroot}%{_prefix} mandir=%{buildroot}%{_mandir} infodir=%{buildroot}%{_infodir} install
 rm -rf %{buildroot}%{_prefix}/libexec/gcc/nvptx-none/%{gcc_major}/install-tools
@@ -2098,6 +2098,9 @@ end
 
 
 %changelog
+* Thu Mar 07 2024 mgb01105731 <mgb01105731@alibaba-inc.com> - 12.3.0-1
+- update to 12.3.0 and Skip LoongArch
+
 * Mon Oct 30 2023 Peng Fan <fanpeng@loongson.cn> - 12.2.1-7
 - LoongArch: Skip check.