First check for snapshot dependencies:
fgrep SNAPSHOT **/pom.xml
Maven Release Plugin: The Final Nail in the Coffin
mvn versions:set -DnewVersion=1.0.1
mvn clean deploy scm:tag -Psign-artifacts
git status
git add .
git commit -m "gutenberg 1.0.1"
mvn versions:set -DnewVersion=1.0.2-SNAPSHOT
git add .
git commit -m "gutenberg 1.0.2-snapshot"
git push