You will need to configure Maven as a global build tool.
In the Jenkins web interface, go to:
Manage Jenkins -> Global Tool Configuration -> Maven installations -> Add Maven.
Give your Maven installation a name and check the option to Install automatically.
Create a freestyle job and configure it as follows:
Source Code Management, select Git and enter the following URL:https://github.com/managedkaos/apache-maven-hello-world
Branch Specifier to */main.Invoke Top-Level Maven Target.package.Select the Execute Windows batch command build step
java -cp target/hello-1.0-SNAPSHOT.jar com.learningjenkins.App
Save the job and start the build.