so-master-merge-java jenkins job failing with below error

https://jenkins.onap.org/job/so-master-merge-java/2447/console

11:19:34 [INFO] SO REST Simulator .................................. SKIPPED
11:19:34 [INFO] MSO Packages ....................................... SKIPPED
11:19:34 [INFO] ------------------------------------------------------------------------
11:19:34 [INFO] BUILD FAILURE
11:19:34 [INFO] ------------------------------------------------------------------------
11:19:34 [INFO] Total time: 39.380 s
11:19:34 [INFO] Finished at: 2021-06-17T10:19:34+00:00
11:19:34 [INFO] Final Memory: 92M/301M
11:19:34 [INFO] ------------------------------------------------------------------------
11:19:34 [ERROR] Failed to execute goal org.apache.maven.plugins:maven-deploy-plugin:2.8:deploy (default-deploy) on project so: Failed to deploy artifacts: Could not transfer artifact org.onap.so:so:pom:1.8.0-20210617.101934-13 from/to onap-snapshots (https://nexus.onap.org/content/repositories/snapshots/): Failed to transfer file: [https://nexus.onap.org/content/repositories/snapshots/org/onap/so/so/1.8.0-SNAPSHOT/so-1.8.0-20210617.101934-13.pom]. Return code is: 401, ReasonPhrase: Unauthorized. -> [Help 1]
11:19:34 [ERROR]