[maven-release-plugin] prepare release 3.1_2.12-1.1.0
diff --git a/spark-doris-connector/pom.xml b/spark-doris-connector/pom.xml
index 4ed569b..95bcfe6 100644
--- a/spark-doris-connector/pom.xml
+++ b/spark-doris-connector/pom.xml
@@ -26,7 +26,7 @@
     </parent>
     <groupId>org.apache.doris</groupId>
     <artifactId>spark-doris-connector-${spark.minor.version}_${scala.version}</artifactId>
-    <version>1.1.0-SNAPSHOT</version>
+    <version>1.1.0</version>
     <name>Spark Doris Connector</name>
     <url>https://doris.apache.org/</url>
     <licenses>
@@ -40,7 +40,7 @@
         <connection>scm:git:https://git@github.com/apache/doris-spark-connector.git</connection>
         <developerConnection>scm:git:https://git@github.com/apache/doris-spark-connector.git</developerConnection>
         <url>scm:git:https://git@github.com/apache/doris-spark-connector.git</url>
-        <tag>HEAD</tag>
+        <tag>3.1_2.12-1.1.0</tag>
     </scm>
     <issueManagement>
         <system>GitHub</system>