Jenkins --- git can't clone：Permission denied (publickey).

最近在学习搭建Jenkins，配置好环境后，构建的时候，老提示错误如下：

Cloning the remote Git repositoryCloning repository originERROR: Error cloning remote repo 'origin' : Could not clone git@github.com:cherry-zhang/game-of-life.githudson.plugins.git.GitException: Could not clone git@github.com:cherry-zhang/game-of-life.gitat hudson.plugins.git.GitAPI.clone(GitAPI.java:251)at hudson.plugins.git.GitSCM$2.invoke(GitSCM.java:1122)at hudson.plugins.git.GitSCM$2.invoke(GitSCM.java:1064)at hudson.FilePath.act(FilePath.java:842)at hudson.FilePath.act(FilePath.java:824)at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1064)at hudson.model.AbstractProject.checkout(AbstractProject.java:1248)at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:589)at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88)at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:494)at hudson.model.Run.execute(Run.java:1488)at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)at hudson.model.ResourceController.execute(ResourceController.java:88)at hudson.model.Executor.run(Executor.java:236)Caused by: hudson.plugins.git.GitException: Command "D:\install\Git\bin\git.exe clone --progress -o origin git@github.com:cherry-zhang/game-of-life.git E:\Learnings\Jenkins\workspace\gamelife-default" returned status code 128:stdout: Cloning into E:\Learnings\Jenkins\workspace\gamelife-default...

stderr: Permission denied (publickey).fatal: The remote end hung up unexpectedlyat hudson.plugins.git.GitAPI.launchCommandIn(GitAPI.java:818)

但是直接用git命令行，完全是ok的。

搜索尝试了所有答案后，问题解决如下：

在jenkins中，把git的设置由git.exe改成git.cmd即可。