Tried with few combinations
<!--  HTTP Config -->
  <New id="config" class="org.eclipse.jetty.server.HttpConfiguration">
    <Set name="SecureScheme">https</Set>
    <Set name="SecurePort">8575</Set>
    <Set name="OutputBufferSize">32768</Set>
  </New>
<!--  HTTP Factory-->
  <New  id="httpFactory" class="org.eclipse.jetty.server.HttpConnectionFactory">
    <Arg>
      <Ref refid="config"/>
    </Arg>
  </New>
  <!--  HTTP Connector-->
  <Call name="addConnector">
        <Arg>
        <New class="org.eclipse.jetty.server.ServerConnector">
                <Arg><Ref refid="<ServerName From Configure>"/></Arg>
                <Arg><Ref refid="httpFactory"/></Arg>
        </New>
        </Arg>
  </Call>
But this is the exception am getting
Caused by: java.lang.IllegalStateException: No suitable constructor: <New class="org.eclipse.jetty.server.ServerConnector"><Arg><Ref refid="<ServerNameFromConfigure>"/></Arg><Arg><Ref refid="httpFactory"/></Arg></New> on Server@2038ae61{STOPPED}[9.4.26.v20200117]
	at org.eclipse.jetty.xml.XmlConfiguration$JettyXmlConfiguration.newObj(XmlConfiguration.java:1053)
	at org.eclipse.jetty.xml.XmlConfiguration$JettyXmlConfiguration.itemValue(XmlConfiguration.java:1638)
	at org.eclipse.jetty.xml.XmlConfiguration$JettyXmlConfiguration.value(XmlConfiguration.java:1539)
	at org.eclipse.jetty.xml.XmlConfiguration$JettyXmlConfiguration.access$500(XmlConfiguration.java:369)
	at org.eclipse.jetty.xml.XmlConfiguration$JettyXmlConfiguration$AttrOrElementNode.getList(XmlConfiguration.java:1768)
	at org.eclipse.jetty.xml.XmlConfiguration$JettyXmlConfiguration$AttrOrElementNode.getList(XmlConfiguration.java:1744)
	at org.eclipse.jetty.xml.XmlConfiguration$JettyXmlConfiguration.call(XmlConfiguration.java:919)
	at org.eclipse.jetty.xml.XmlConfiguration$JettyXmlConfiguration.configure(XmlConfiguration.java:512)
	at org.eclipse.jetty.xml.XmlConfiguration$JettyXmlConfiguration.configure(XmlConfiguration.java:454)
	at org.eclipse.jetty.xml.XmlConfiguration.configure(XmlConfiguration.java:354)
	at org.eclipse.jetty.xml.XmlConfiguration.lambda$main$0(XmlConfiguration.java:1874)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.eclipse.jetty.xml.XmlConfiguration.main(XmlConfiguration.java:1837)