FailedConsole Output

Started by user Emily Jiang
Running as Emily Jiang
hudson.plugins.git.GitException: Command "git fetch --tags --force --progress --prune -- origin +refs/heads/master:refs/remotes/origin/master" returned status code 128:
stdout: 
stderr: ssh: Could not resolve hostname github.com: Try again
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.

	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:2172)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandWithCredentials(CliGitAPIImpl.java:1864)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$500(CliGitAPIImpl.java:78)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:545)
	at jenkins.plugins.git.GitSCMFileSystem$BuilderImpl.build(GitSCMFileSystem.java:358)
	at jenkins.scm.api.SCMFileSystem.of(SCMFileSystem.java:197)
	at jenkins.scm.api.SCMFileSystem.of(SCMFileSystem.java:173)
	at org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition.create(CpsScmFlowDefinition.java:113)
	at org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition.create(CpsScmFlowDefinition.java:67)
	at org.jenkinsci.plugins.workflow.job.WorkflowRun.run(WorkflowRun.java:299)
	at hudson.model.ResourceController.execute(ResourceController.java:97)
	at hudson.model.Executor.run(Executor.java:429)
Finished: FAILURE