Change the git repo to the Aapche Tajo Github (#1066)

* Change the git repo to the Aapche Tajo Github
* Change the remaining old links

Signed-off-by: Hyunsik Choi <hyunsik@apache.org>
diff --git a/README.md b/README.md
index ec4d137..42b250f 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@
 ## Project
 
 * [Project Home](http://tajo.apache.org/)
-* [Source Repository](https://git-wip-us.apache.org/repos/asf/tajo.git)
+* [Source Repository](https://github.com/apache/tajo.git)
 * [Issue Tracking](https://issues.apache.org/jira/browse/TAJO)
 
 ## License
diff --git a/doap_Tajo.rdf b/doap_Tajo.rdf
index 7f6c697..9e09c41 100644
--- a/doap_Tajo.rdf
+++ b/doap_Tajo.rdf
@@ -49,8 +49,8 @@
     <category rdf:resource="http://projects.apache.org/category/big-data" />
     <repository>
       <SVNRepository>
-        <location rdf:resource="https://git-wip-us.apache.org/repos/asf/tajo.git"/>
-        <browse rdf:resource="https://git-wip-us.apache.org/repos/asf?p=tajo.git"/>
+        <location rdf:resource="https://github.com/apache/tajo.git"/>
+        <browse rdf:resource="https://github.com/apache/tajo"/>
       </SVNRepository>
     </repository>
     <maintainer>
diff --git a/pom.xml b/pom.xml
index df24ad9..b141219 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,9 +55,9 @@
   </ciManagement>
 
   <scm>
-    <url>https://git-wip-us.apache.org/repos/asf/tajo.git</url>
-    <connection>scm:git:https://git-wip-us.apache.org/repos/asf/tajo.git</connection>
-    <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/tajo.git</developerConnection>
+    <url>https://github.com/apache/tajo.git</url>
+    <connection>scm:git:https://github.com/apache/tajo.git</connection>
+    <developerConnection>scm:git:https://github.com/apache/tajo.git</developerConnection>
     <tag>HEAD</tag>
   </scm>
 
diff --git a/tajo-docs/src/main/sphinx/configuration/catalog_configuration.rst b/tajo-docs/src/main/sphinx/configuration/catalog_configuration.rst
index bb88720..71ae562 100644
--- a/tajo-docs/src/main/sphinx/configuration/catalog_configuration.rst
+++ b/tajo-docs/src/main/sphinx/configuration/catalog_configuration.rst
@@ -157,7 +157,7 @@
 
 .. code-block:: sh
 
-  $ git clone https://git-wip-us.apache.org/repos/asf/tajo.git tajo
+  $ git clone https://github.com/apache/tajo.git tajo
   $ mvn clean install -DskipTests -Pdist -Dtar
   $ ls tajo-dist/target/tajo-x.y.z-SNAPSHOT.tar.gz
 
diff --git a/tajo-docs/src/main/sphinx/getting_started.rst b/tajo-docs/src/main/sphinx/getting_started.rst
index 0eee083..e834e10 100644
--- a/tajo-docs/src/main/sphinx/getting_started.rst
+++ b/tajo-docs/src/main/sphinx/getting_started.rst
@@ -33,9 +33,9 @@
 Check out the source code via Git
 -----------------------------------
 
-The development codebase can also be downloaded from `the Apache git repository <https://git-wip-us.apache.org/repos/asf/tajo.git>`_ as follows: ::
+The development codebase can also be downloaded from `the Apache git repository <https://github.com/apache/tajo.git>`_ as follows: ::
 
-  git clone https://git-wip-us.apache.org/repos/asf/tajo.git
+  git clone https://github.com/apache/tajo.git
 
 A read-only git repository is also mirrored on `Github <https://github.com/apache/tajo>`_.
 
diff --git a/tajo-project/pom.xml b/tajo-project/pom.xml
index e4096a8..11b0d61 100644
--- a/tajo-project/pom.xml
+++ b/tajo-project/pom.xml
@@ -361,9 +361,9 @@
   </issueManagement>
 
   <scm>
-    <url>https://git-wip-us.apache.org/repos/asf/tajo.git</url>
-    <connection>scm:git:https://git-wip-us.apache.org/repos/asf/tajo.git</connection>
-    <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/tajo.git</developerConnection>
+    <url>https://github.com/apache/tajo.git</url>
+    <connection>scm:git:https://github.com/apache/tajo.git</connection>
+    <developerConnection>scm:git:https://github.com/apache/tajo.git</developerConnection>
     <tag>HEAD</tag>
   </scm>
 
diff --git a/tajo-project/src/site/markdown/downloads.md b/tajo-project/src/site/markdown/downloads.md
index 51c7d7d..e140636 100644
--- a/tajo-project/src/site/markdown/downloads.md
+++ b/tajo-project/src/site/markdown/downloads.md
@@ -93,10 +93,10 @@
 
 ## Getting the source code via Git
 
-The development codebase can also be downloaded from [the Apache git repository](https://git-wip-us.apache.org/repos/asf/tajo.git) as follows:
+The development codebase can also be downloaded from [the Apache git repository](https://github.com/apache/tajo.git) as follows:
 
 ```
-git clone https://git-wip-us.apache.org/repos/asf/tajo.git
+git clone https://github.com/apache/tajo.git
 ```
 
 A read-only git repository is also mirrored on [Github](https://github.com/apache/tajo).
diff --git a/tajo-project/src/site/markdown/source-code.md b/tajo-project/src/site/markdown/source-code.md
index 0c752b5..047e3e1 100644
--- a/tajo-project/src/site/markdown/source-code.md
+++ b/tajo-project/src/site/markdown/source-code.md
@@ -19,20 +19,21 @@
 
 ## Apache Git Repository
 
-The development codebase can also be downloaded from the [Apache git repository](https://git-wip-us.apache.org/repos/asf/tajo.git) at:
+The development codebase can also be downloaded from the [Apache git repository](https://github.com/apache/tajo.git) at:
 
 ```
-git clone https://git-wip-us.apache.org/repos/asf/tajo.git
+git clone https://github.com/apache/tajo.git
 ```
 
 ### Getting a Specific Branch or Tag
 If you want to get a specific branch or tagged source code, just add an option -b *branch or tag name* as follow:
 
 ```
-git clone -b [branch or tag name] https://git-wip-us.apache.org/repos/asf/tajo.git
+git clone -b [branch or tag name] https://github.com/apache/tajo.git
 ```
 
-You can see all available branch or tag lists at [here](https://git-wip-us.apache.org/repos/asf?p=tajo.git;a=tags).
+You can see all available [releases](https://github.com/apache/tajo/releases), 
+[branches](https://github.com/apache/tajo/branches), and [tags](https://github.com/apache/tajo/tags).
 
 ## Github
 
diff --git a/tajo-project/src/site/markdown/tajo-0.2.0-doc.md b/tajo-project/src/site/markdown/tajo-0.2.0-doc.md
index b30865d..fde3c1f 100644
--- a/tajo-project/src/site/markdown/tajo-0.2.0-doc.md
+++ b/tajo-project/src/site/markdown/tajo-0.2.0-doc.md
@@ -98,7 +98,7 @@
 Download the source code and build Tajo as follows:
 
 ```
-$ git clone https://git-wip-us.apache.org/repos/asf/tajo.git tajo
+$ git clone https://github.com/apache/tajo.git tajo
 ```
 
 ## <a name="BuildSourceCode"></a>Build Source Code
diff --git a/tajo-project/src/site/markdown/tajo-0.8.0-doc.md b/tajo-project/src/site/markdown/tajo-0.8.0-doc.md
index 5483c97..ed7a3ae 100644
--- a/tajo-project/src/site/markdown/tajo-0.8.0-doc.md
+++ b/tajo-project/src/site/markdown/tajo-0.8.0-doc.md
@@ -100,7 +100,7 @@
 Download the source code and build Tajo as follows:
 
 ```
-$ git clone https://git-wip-us.apache.org/repos/asf/tajo.git tajo
+$ git clone https://github.com/apache/tajo.git tajo
 ```
 
 ## <a name="BuildSourceCode"></a>Build Source Code
@@ -460,7 +460,7 @@
 First, you must compile source code and get a binary archive as follows:
 
 ```
-$ git clone https://git-wip-us.apache.org/repos/asf/tajo.git tajo
+$ git clone https://github.com/apache/tajo.git tajo
 $ mvn clean package -DskipTests -Pdist -Dtar -Phcatalog-0.1x.0
 $ ls tajo-dist/target/tajo-0.8.0-SNAPSHOT.tar.gz
 ```
diff --git a/tajo-project/src/site/site.xml b/tajo-project/src/site/site.xml
index 20e34eb..8aff982 100644
--- a/tajo-project/src/site/site.xml
+++ b/tajo-project/src/site/site.xml
@@ -173,7 +173,7 @@
     </head>
 
     <links>
-      <item name="GIT" href="https://git-wip-us.apache.org/repos/asf/tajo.git" />
+      <item name="GIT" href="https://github.com/apache/tajo.git" />
     </links>
 
     <breadcrumbs>