[maven-release-plugin] prepare for next development iteration

Author: bitwiseman

pom.xml

@@ -2,7 +2,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.kohsuke</groupId>
   <artifactId>github-api</artifactId>
-  <version>1.307</version>
+  <version>1.308-SNAPSHOT</version>
   <name>GitHub API for Java</name>
   <url>https://github-api.kohsuke.org/</url>
   <description>GitHub API for Java</description>
@@ -11,7 +11,7 @@
     <connection>scm:git:[email protected]/hub4j/${project.artifactId}.git</connection>
     <developerConnection>scm:git:ssh://[email protected]/hub4j/${project.artifactId}.git</developerConnection>
     <url>https://github.com/hub4j/github-api/</url>
-    <tag>github-api-1.307</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <distributionManagement>