quarkus.io/guides/getting-started fails with --> the directory getting-started already exists

[berndschatz]

Following the steps from https://quarkus.io/guides/getting-started:

git clone https://github.com/quarkusio/quarkus-quickstarts.git
cd quarkus-quickstarts/
mvn io.quarkus.platform:quarkus-maven-plugin:3.1.1.Final:create
-DprojectGroupId=org.acme
-DprojectArtifactId=getting-started
-Dextensions='resteasy-reactive'

[ERROR] Failed to execute goal io.quarkus.platform:quarkus-maven-plugin:3.1.1.Final:create (default-cli) on project quickstart-projects: Unable to create the project, the directory /home/beschat/workspace/github.com/quarkus-quickstarts/getting-started already exists -> [Help 1]