diff --git a/dbmathml.dtd b/dbmathml.dtd
new file mode 100644
index 0000000000000000000000000000000000000000..6c4dbd735e7d0339260d94d0207dbb4a37bcee66
--- /dev/null
+++ b/dbmathml.dtd
@@ -0,0 +1,82 @@
+<!-- ...................................................................... -->
+<!-- DocBook MathML Module V1.1CR1 ........................................... -->
+<!-- File dbmathml.dtd .................................................... -->
+
+<!-- Copyright (C) 2000, 2001, 2002, 2003, 2004 Organization for the Advancement
+     of Structured Information Standards (OASIS).
+
+     $Id: dbmathml.dtd,v 1.7 2004/07/27 16:08:17 nwalsh Exp $
+
+     Permission to use, copy, modify and distribute the DocBook MathML
+     Module and its accompanying documentation for any purpose and
+     without fee is hereby granted in perpetuity, provided that the
+     above copyright notice and this paragraph appear in all copies.
+     The copyright holders make no representation about the
+     suitability of the DTD for any purpose.  It is provided "as is"
+     without expressed or implied warranty.
+
+     If you modify the DocBook MathML Module in any way, label your DTD
+     as a variant of DocBook.  See the maintenance documentation for
+     more information.
+
+     Please direct all questions, bug reports, or suggestions for 
+     changes to the docbook@lists.oasis-open.org mailing list. For more
+     information, see http://www.oasis-open.org/docbook/.
+-->
+
+<!-- ...................................................................... -->
+
+<!-- This is the driver file for V1.1CR1 of the DocBook MathML Module.
+     Please use the following formal public identifier to identify it:
+
+     "-//OASIS//DTD DocBook MathML Module V1.1CR1//EN"
+
+     For example, if your document's top-level element is Book, and
+     you are using DocBook directly, use the FPI in the DOCTYPE
+     declaration:
+
+     <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook MathML Module V1.1CR1//EN"
+                    "http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd"
+                    [...]>
+
+     Or, if you have a higher-level driver file that customizes DocBook,
+     use the FPI in the parameter entity declaration:
+
+     <!ENTITY % DocBookMathMLDTD PUBLIC "-//OASIS//DTD DocBook MathML Module V1.1CR1//EN"
+                "http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd">
+     %DocBookMathMLDTD;
+
+     See the documentation for detailed information on the parameter
+     entity and module scheme used in DocBook, customizing DocBook and
+     planning for interchange, and changes made since the last release
+     of DocBook.
+-->
+
+
+<!ENTITY % mathml-colon               ':'>
+<!ENTITY % mathml-prefix              'mml'>
+
+<!ENTITY % mathml-math                '%mathml-prefix;%mathml-colon;math' >
+
+<!ENTITY % equation.content "(alt?, (graphic|mediaobject|%mathml-math;)+)">
+<!ENTITY % inlineequation.content "(alt?, (graphic|inlinemediaobject|%mathml-math;)+)">
+
+<!ENTITY % docbook PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
+                   "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd">
+%docbook;
+
+<!-- tell the MathML DTD to do the right prefixing -->
+<!ENTITY % NS.prefixed     "INCLUDE">
+<!ENTITY % MATHML.prefix   "%mathml-prefix;">
+<!ENTITY % NamespaceDecl.attrib "
+	xmlns%mathml-colon;%mathml-prefix;
+		CDATA	#FIXED 'http://www.w3.org/1998/Math/MathML'
+">
+
+<!-- You must also include the MathML DTD -->
+<!ENTITY % mathml PUBLIC "-//W3C//DTD MathML 2.0//EN"
+                  "http://www.w3.org/TR/MathML2/dtd/mathml2.dtd">
+%mathml;
+
+<!-- End of dbmathml.dtd V1.1CR1 ............................................. -->
+<!-- ...................................................................... -->
diff --git a/gl-manpages-1.0.1.tar.bz2 b/gl-manpages-1.0.1.tar.bz2
new file mode 100644
index 0000000000000000000000000000000000000000..d50b351d2e520f77e624e9d12b8970a13623c68c
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diff --git a/gl-manpages-4547332.tar.gz b/gl-manpages-4547332.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..74e88523ed64028c510c139bad2d9f26eab08f0a
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diff --git a/gl-manpages.spec b/gl-manpages.spec
new file mode 100644
index 0000000000000000000000000000000000000000..952f918c6a875e9e012bc6880149884beb3fde0f
--- /dev/null
+++ b/gl-manpages.spec
@@ -0,0 +1,76 @@
+%define anolis_release 1
+%global codate 20190306
+%global commit 4547332f0f27d98601a8f5732ce8e85e09dbdb93
+%global shortcommit %(c=%{commit}; echo ${c:0:7})
+
+Name:           gl-manpages
+Version:        1.1
+Epoch:          1
+Release:        %{anolis_release}.%{codate}%{?dist}
+Summary:        OpenGL manpages
+
+License:        MIT and Open Publication
+URL:            https://github.com/KhronosGroup/OpenGL-Refpages
+Source0:        https://github.com/KhronosGroup/OpenGL-Refpages/archive/%{commit}/%{name}-%{shortcommit}.tar.gz
+# FIXME: Bundle mathml and the Oasis dbmathl until they are packaged
+Source2:        http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd
+Source3:        http://www.w3.org/Math/DTD/mathml2.tgz
+# FIXME  These are the old gl-manpages source which 
+# still have some manpages that khronos doesn't. 
+# Ship until somebody in the know helps figuring whats what.
+# When matching install the khronos version.
+Source4:        gl-manpages-1.0.1.tar.bz2
+#Silence author/version/manual etc. warnings
+Source5:        metainfo.xsl
+
+BuildArch:      noarch
+
+BuildRequires: make
+BuildRequires:  libxslt docbook-style-xsl docbook5-style-xsl python3
+
+%description
+OpenGL manpages
+
+%prep
+%setup -q -n OpenGL-Refpages-%{commit}
+tar xzf %{SOURCE3}
+cp -av %{SOURCE2} mathml2/
+tar xjf %{SOURCE4}
+
+
+%build
+export BD=`pwd`
+xmlcatalog --create --noout \
+	--add public "-//W3C//DTD MathML 2.0//EN" "file://$BD/mathml2/mathml2.dtd" \
+	--add system "http://www.w3.org/TR/MathML2/dtd/mathml2.dtd" "file://$BD/mathml2/mathml2.dtd" \
+	--add public "-//OASIS//DTD DocBook MathML Module V1.1b1//EN" "file://$BD/mathml2/dbmathml.dtd" \
+	--add system "http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd" "file://$BD/mathml2/dbmathml.dtd" \
+	mathml2.cat
+export XML_CATALOG_FILES="$BD/mathml2.cat /etc/xml/catalog"
+make
+pushd gl4
+	for MANP in gl*.xml ; do
+		xsltproc --xinclude --nonet %{SOURCE5} $MANP | xsltproc --xinclude --nonet /usr/share/sgml/docbook/xsl-ns-stylesheets/manpages/docbook.xsl -
+	done
+popd
+
+
+%install
+mkdir -p $RPM_BUILD_ROOT%{_mandir}/man3/
+cp -n gl4/*.3G $RPM_BUILD_ROOT%{_mandir}/man3/
+# install the old manpages source with 3gl -> 3G
+# when matchin don't clobber the khronos version
+for MANP in `find gl-manpages-1.0.1 -name *.3gl` ; do
+	FN=${MANP//*\//}
+	cp -a -n $MANP $RPM_BUILD_ROOT%{_mandir}/man3/${FN/.3gl/.3G}
+done
+find $RPM_BUILD_ROOT%{_mandir}/man3/ -type f -size -100b | xargs sed -i -e 's/\.3gl/\.3G/' -e 's,^\.so man3G/,.so man3/,'
+
+
+%files
+%{_mandir}/man3/*
+
+
+%changelog
+* Wed Jul 27 2022 Chunmei Xu <xuchunmei@linux.alibaba.com> - 1:1.1-1.20190306
+- init from upstream
diff --git a/mathml2.tgz b/mathml2.tgz
new file mode 100644
index 0000000000000000000000000000000000000000..204ddda837cd6f0ab90fe94fcac8abd5fa6aea21
Binary files /dev/null and b/mathml2.tgz differ
diff --git a/metainfo.xsl b/metainfo.xsl
new file mode 100644
index 0000000000000000000000000000000000000000..eb38dfa7a215d85cb283a8d42d27931dd4ef89c1
--- /dev/null
+++ b/metainfo.xsl
@@ -0,0 +1,34 @@
+<?xml version='1.0'?>
+
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
+    <xsl:output
+        doctype-public="-//OASIS//DTD DocBook MathML Module V1.1b1//EN"
+        doctype-system="http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd"
+        cdata-section-elements="book"
+        indent="yes"
+        encoding="UTF-8"
+    />
+    <xsl:template match="@*|node()">
+        <xsl:copy>
+            <xsl:apply-templates select="@*|node()"/>
+        </xsl:copy>
+    </xsl:template>
+    
+
+    <xsl:template match="refentry/refmeta">
+        <xsl:element name="info">
+            <xsl:element name="orgname">
+                <xsl:attribute name="class">consortium</xsl:attribute>
+                <xsl:text>opengl.org</xsl:text>
+            </xsl:element>
+        </xsl:element>
+        <xsl:element name="refmeta">
+            <xsl:apply-templates select="@*|node()"/>
+            <xsl:element name="refmiscinfo">
+                <xsl:attribute name="class">manual</xsl:attribute>
+                <xsl:text>OpenGL Manual</xsl:text>
+            </xsl:element>
+        </xsl:element>
+    </xsl:template>
+
+</xsl:stylesheet>