diff --git a/.gitignore b/.gitignore
index 6eae623..845ffa3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,2 @@
-SOURCES/lxml-4.6.5.tar.gz
+/lxml-4.6.2.tar.gz
 /lxml-4.6.5.tar.gz
diff --git a/CVE-2022-2309.patch b/CVE-2022-2309.patch
deleted file mode 100644
index 588d9ba..0000000
--- a/CVE-2022-2309.patch
+++ /dev/null
@@ -1,104 +0,0 @@
-diff --git a/src/lxml/apihelpers.pxi b/src/lxml/apihelpers.pxi
-index 5eb3416..88a031d 100644
---- a/src/lxml/apihelpers.pxi
-+++ b/src/lxml/apihelpers.pxi
-@@ -246,9 +246,10 @@ cdef dict _build_nsmap(xmlNode* c_node):
-     while c_node is not NULL and c_node.type == tree.XML_ELEMENT_NODE:
-         c_ns = c_node.nsDef
-         while c_ns is not NULL:
--            prefix = funicodeOrNone(c_ns.prefix)
--            if prefix not in nsmap:
--                nsmap[prefix] = funicodeOrNone(c_ns.href)
-+            if c_ns.prefix or c_ns.href:
-+                prefix = funicodeOrNone(c_ns.prefix)
-+                if prefix not in nsmap:
-+                    nsmap[prefix] = funicodeOrNone(c_ns.href)
-             c_ns = c_ns.next
-         c_node = c_node.parent
-     return nsmap
-diff --git a/src/lxml/includes/xmlparser.pxd b/src/lxml/includes/xmlparser.pxd
-index a196e34..45acfc8 100644
---- a/src/lxml/includes/xmlparser.pxd
-+++ b/src/lxml/includes/xmlparser.pxd
-@@ -144,6 +144,7 @@ cdef extern from "libxml/parser.h":
-         void* userData
-         int* spaceTab
-         int spaceMax
-+        int nsNr
-         bint html
-         bint progressive
-         int inSubset
-diff --git a/src/lxml/iterparse.pxi b/src/lxml/iterparse.pxi
-index 4c20506..3da7485 100644
---- a/src/lxml/iterparse.pxi
-+++ b/src/lxml/iterparse.pxi
-@@ -419,7 +419,7 @@ cdef int _countNsDefs(xmlNode* c_node):
-     count = 0
-     c_ns = c_node.nsDef
-     while c_ns is not NULL:
--        count += 1
-+        count += (c_ns.href is not NULL)
-         c_ns = c_ns.next
-     return count
- 
-@@ -430,9 +430,10 @@ cdef int _appendStartNsEvents(xmlNode* c_node, list event_list) except -1:
-     count = 0
-     c_ns = c_node.nsDef
-     while c_ns is not NULL:
--        ns_tuple = (funicode(c_ns.prefix) if c_ns.prefix is not NULL else '',
--                    funicode(c_ns.href))
--        event_list.append( (u"start-ns", ns_tuple) )
--        count += 1
-+        if c_ns.href:
-+            ns_tuple = (funicodeOrEmpty(c_ns.prefix),
-+                        funicode(c_ns.href))
-+            event_list.append( (u"start-ns", ns_tuple) )
-+            count += 1
-         c_ns = c_ns.next
-     return count
-diff --git a/src/lxml/parser.pxi b/src/lxml/parser.pxi
-index 3ed223b..f5ff6b2 100644
---- a/src/lxml/parser.pxi
-+++ b/src/lxml/parser.pxi
-@@ -569,6 +569,9 @@ cdef class _ParserContext(_ResolverContext):
-                 self._c_ctxt.disableSAX = 0 # work around bug in libxml2
-             else:
-                 xmlparser.xmlClearParserCtxt(self._c_ctxt)
-+                # work around bug in libxml2 [2.9.10 .. 2.9.14]:
-+                # https://gitlab.gnome.org/GNOME/libxml2/-/issues/378
-+                self._c_ctxt.nsNr = 0
- 
-     cdef int prepare(self, bint set_document_loader=True) except -1:
-         cdef int result
-diff --git a/src/lxml/tests/test_etree.py b/src/lxml/tests/test_etree.py
-index 42613dc..db1f560 100644
---- a/src/lxml/tests/test_etree.py
-+++ b/src/lxml/tests/test_etree.py
-@@ -1459,6 +1459,27 @@ class ETreeOnlyTestCase(HelperTestCase):
-             [1,2,1,4],
-             counts)
- 
-+    def test_walk_after_parse_failure(self):
-+        # This used to be an issue because libxml2 can leak empty namespaces
-+        # between failed parser runs.  iterwalk() failed to handle such a tree.
-+        parser = etree.XMLParser()
-+
-+        try:
-+            etree.XML('''<anot xmlns="1">''', parser=parser)
-+        except etree.XMLSyntaxError:
-+            pass
-+        else:
-+            assert False, "invalid input did not fail to parse"
-+
-+        et = etree.XML('''<root>  </root>''', parser=parser)
-+        try:
-+            ns = next(etree.iterwalk(et, events=('start-ns',)))
-+        except StopIteration:
-+            # This would be the expected result, because there was no namespace
-+            pass
-+        else:
-+            assert False, "Found unexpected namespace '%s'" % ns
-+
-     def test_itertext_comment_pi(self):
-         # https://bugs.launchpad.net/lxml/+bug/1844674
-         XML = self.etree.XML
diff --git a/gating.yaml b/gating.yaml
deleted file mode 100644
index c190bde..0000000
--- a/gating.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
---- !Policy
-product_versions:
-  - rhel-9
-decision_context: osci_compose_gate
-rules:
-  - !PassingTestCaseRule {test_case_name: baseos-ci.brew-build.tier1.functional}