[maven-release-plugin] prepare release org.apache.sling.discovery.oak-1.2.28
diff --git a/pom.xml b/pom.xml
index 7f9b92b..e231b7e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
 
     <artifactId>org.apache.sling.discovery.oak</artifactId>
     <packaging>bundle</packaging>
-    <version>1.2.27-SNAPSHOT</version>
+    <version>1.2.28</version>
 
     <name>Apache Sling Oak-Based Discovery Service</name>
     <description>Implementation of Apache Sling Discovery based on Jackrabbit Oak using its discovery-lite descriptor for in-cluster view detection and a TopologyView through HTTP POST heartbeats announcing sub-topologies to each other.</description>
@@ -46,7 +46,7 @@
         <connection>scm:git:https://gitbox.apache.org/repos/asf/sling-org-apache-sling-discovery-oak.git</connection>
         <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/sling-org-apache-sling-discovery-oak.git</developerConnection>
         <url>https://gitbox.apache.org/repos/asf?p=sling-org-apache-sling-discovery-oak.git</url>
-      <tag>HEAD</tag>
+      <tag>org.apache.sling.discovery.oak-1.2.28</tag>
   </scm>
 
     <build>