mvn-rel-settings.xml

<?xml version="1.0" encoding="UTF-8"?>
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
    <activeProfiles>
        <activeProfile>keycloak-rel</activeProfile>
    </activeProfiles>
    <profiles>
        <profile>
            <id>keycloak-rel</id>
            <repositories>
                <repository>
                    <id>kc-rel-repository</id>
                    <url>https://s01.oss.sonatype.org/service/local/repositories/releases/content/</url>
                    <snapshots>
                        <enabled>true</enabled>
                    </snapshots>
                    <releases>
                        <enabled>true</enabled>
                  </releases>
                </repository>
            </repositories>
        </profile>
    </profiles>
</settings>