Git link for Ambari project is broken on Ambari project website (#399)

ambari-agent/pom.xml

@@ -604,7 +604,7 @@
           <artifactId>buildnumber-maven-plugin</artifactId>
           <version>${buildnumber-maven-plugin-version}</version>
           <configuration>
-              <urlScm>scm:git:https://git-wip-us.apache.org/repos/asf/incubator-ambari.git</urlScm>
+              <urlScm>scm:git:https://gitbox.apache.org/repos/asf/ambari.git</urlScm>
           </configuration>
           <executions>
               <execution>

ambari-server/pom.xml

@@ -804,7 +804,7 @@
         <artifactId>buildnumber-maven-plugin</artifactId>
         <version>${buildnumber-maven-plugin-version}</version>
         <configuration>
-          <urlScm>scm:git:https://git-wip-us.apache.org/repos/asf/incubator-ambari.git</urlScm>
+          <urlScm>scm:git:https://gitbox.apache.org/repos/asf/ambari.git</urlScm>
         </configuration>
         <executions>
           <execution>

ambari-web/package.json

@@ -5,7 +5,7 @@
   "homepage": "http://ambari.apache.org/",
   "repository": {
     "type": "git",
-    "url": "https://git-wip-us.apache.org/repos/asf/ambari/repo?p=ambari.git;a=summary"
+    "url": "https://gitbox.apache.org/repos/asf/ambari/repo?p=ambari.git;a=summary"
   },
   "dependencies": {
     "brunch": "1.7.20",

docs/src/site/site.xml

@@ -83,7 +83,7 @@
 
     <links>
       <item name="JIRA" href="https://issues.apache.org/jira/browse/AMBARI" />
-      <item name="Git" href="https://git-wip-us.apache.org/repos/asf/ambari/repo?p=ambari.git;a=summary" />
+      <item name="Git" href="https://gitbox.apache.org/repos/asf/ambari/repo?p=ambari.git;a=summary" />
       <item name="Wiki" href="https://cwiki.apache.org/confluence/display/AMBARI/Ambari" />
     </links>
 

pom.xml

@@ -26,7 +26,7 @@
   <url>http://ambari.apache.org/</url>
   <scm>
     <url>https://github.com/apache/ambari</url>
-    <connection>https://git-wip-us.apache.org/repos/asf/ambari.git</connection>
+    <connection>https://gitbox.apache.org/repos/asf/ambari.git</connection>
   </scm>
   <licenses>
     <license>