jenkins集成git，构建项目报错，做了ssh的 认证，还是提示 Host ?报错

08:24:42 Started by user Shishuaifeng
08:24:42 Building in workspace /var/lib/jenkins/workspace/impact_ide
08:24:42  > /usr/local/git/git-2.4.5/git rev-parse --is-inside-work-tree # timeout=10
08:24:42 Fetching changes from the remote Git repository
08:24:42  > /usr/local/git/git-2.4.5/git config remote.shuaifes.url ssh://shuaifes@gerrit.app.alcatel-lucent.com:29418/IMPACTIDC_CDE/IDC # timeout=10
08:24:42 Fetching upstream changes from ssh://shuaifes@gerrit.app.alcatel-lucent.com:29418/IMPACTIDC_CDE/IDC
08:24:42  > /usr/local/git/git-2.4.5/git --version # timeout=10
08:24:42 using GIT_ASKPASS to set credentials 
08:24:42  > /usr/local/git/git-2.4.5/git fetch --tags --progress ssh://shuaifes@gerrit.app.alcatel-lucent.com:29418/IMPACTIDC_CDE/IDC +refs/heads/:refs/remotes/shuaifes/
08:24:44 ERROR: Error fetching remote repo 'shuaifes'
08:24:44 hudson.plugins.git.GitException: Failed to fetch from ssh://shuaifes@gerrit.app.alcatel-lucent.com:29418/IMPACTIDC_CDE/IDC
08:24:44 at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:803)
08:24:44 at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1063)
08:24:44 at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1094)
08:24:44 at hudson.scm.SCM.checkout(SCM.java:495)
08:24:44 at hudson.model.AbstractProject.checkout(AbstractProject.java:1278)
08:24:44 at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:604)
08:24:44 at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86)
08:24:44 at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:529)
08:24:44 at hudson.model.Run.execute(Run.java:1728)
08:24:44 at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
08:24:44 at hudson.model.ResourceController.execute(ResourceController.java:98)
08:24:44 at hudson.model.Executor.run(Executor.java:404)
08:24:44 Caused by: hudson.plugins.git.GitException: Command "/usr/local/git/git-2.4.5/git fetch --tags --progress ssh://shuaifes@gerrit.app.alcatel-lucent.com:29418/IMPACTIDC_CDE/IDC +refs/heads/:refs/remotes/shuaifes/" returned status code 128:
08:24:44 stdout: 
08:24:44 stderr: Host key verification failed.
08:24:44 fatal: Could not read from remote repository.
08:24:44 
08:24:44 Please make sure you have the correct access rights
08:24:44 and the repository exists.
08:24:44 
08:24:44 at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:1772)
08:24:44 at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandWithCredentials(CliGitAPIImpl.java:1516)
08:24:44 at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$300(CliGitAPIImpl.java:67)
08:24:44 at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:318)
08:24:44 at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:801)
08:24:44 ... 11 more
08:24:44 ERROR: null
08:24:44 Finished: FAILURE