diff --git a/clang.spec b/clang.spec
index da5d3495c94f3adb98e777b85db59e7a7d90327c..b96b71f4235ad1a10b687cee9fbad576cc622767 100644
--- a/clang.spec
+++ b/clang.spec
@@ -1,9 +1,7 @@
-%define anolis_release 3
+%define anolis_release 4
 
 %global toolchain clang
  
-# Opt out of https://fedoraproject.org/wiki/Changes/fno-omit-frame-pointer
-# https://bugzilla.redhat.com/show_bug.cgi?id=2158587
 %undefine _include_frame_pointers
 
 %bcond_with compat_build
@@ -64,8 +62,6 @@ BuildRequires:	llvm-googletest >= %{version}
 BuildRequires:	libxml2-devel
 BuildRequires:	perl-generators
 BuildRequires:	ncurses-devel
-# According to https://fedoraproject.org/wiki/Packaging:Emacs a package
-# should BuildRequires: emacs if it packages emacs integration files.
 BuildRequires:	emacs
 
 # The testsuite uses /usr/bin/lit which is part of the python3-lit package.
@@ -79,7 +75,6 @@ BuildRequires:	libatomic
 BuildRequires:	python3-devel
 
 # For reproducible pyc file generation
-# See https://docs.fedoraproject.org/en-US/packaging-guidelines/Python_Appendix/#_byte_compilation_reproducibility
 BuildRequires: /usr/bin/marshalparser
 %global py_reproducible_pyc_path %{buildroot}%{python3_sitelib}
 
@@ -100,8 +95,6 @@ BuildRequires: perl(Sys::Hostname)
 Requires:	%{name}-libs = %{version}-%{release}
 
 # clang requires gcc, clang++ requires libstdc++-devel
-# - https://bugzilla.redhat.com/show_bug.cgi?id=1021645
-# - https://bugzilla.redhat.com/show_bug.cgi?id=1158594
 Requires:	libstdc++-devel
 Requires:	gcc-c++
 
@@ -469,6 +462,9 @@ true
 %{python3_sitelib}/clang/
 
 %changelog
+* Tue Mar 28 2023 mgb01105731 <mgb01105731@alibaba-inc.com> - 15.0.7-4
+- Del Specific Fields
+
 * Sun Feb 12 2023 Funda Wang <fundawang@yeah.net> - 15.0.7-3
 - Rebuild with clang 15