[maven-release-plugin] prepare release 3.1.2-2.12-1.0.0
diff --git a/spark-doris-connector/pom.xml b/spark-doris-connector/pom.xml
index 16aa1fd..f1a08b0 100644
--- a/spark-doris-connector/pom.xml
+++ b/spark-doris-connector/pom.xml
@@ -17,8 +17,7 @@
     specific language governing permissions and limitations
     under the License.
 -->
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache</groupId>
@@ -27,7 +26,7 @@
     </parent>
     <groupId>org.apache.doris</groupId>
     <artifactId>doris-spark-connector</artifactId>
-    <version>${spark.version}-${scala.version}-1.0.0-SNAPSHOT</version>
+    <version>3.1.2-2.12-1.0.0</version>
     <name>Doris Spark Connector</name>
     <url>https://doris.apache.org/</url>
     <licenses>
@@ -41,7 +40,7 @@
         <connection>scm:git:https://git@github.com/apache/incubator-doris-spark-connector.git</connection>
         <developerConnection>scm:git:https://git@github.com/apache/incubator-doris-spark-connector.git</developerConnection>
         <url>scm:git:https://git@github.com/apache/incubator-doris-spark-connector.git</url>
-        <tag>HEAD</tag>
+        <tag>3.1.2-2.12-1.0.0</tag>
     </scm>
     <issueManagement>
         <system>GitHub</system>