using GIT_SSH to set credentials Jenkin's access to git
> git fetch --tags --progress git@git.intern:pipelines.git +refs/heads/:refs/remotes/origin/
ERROR: Error fetching remote repo 'origin'
hudson.plugins.git.GitException: Failed to fetch from git@git.intern:pipelines.git
at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:809)
at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1076)
at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1107)
at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:109)
at org.jenkinsci.plugins.workflow.libs.SCMSourceRetriever.doRetrieve(SCMSourceRetriever.java:108)
at org.jenkinsci.plugins.workflow.libs.SCMSourceRetriever.retrieve(SCMSourceRetriever.java:84)
at org.jenkinsci.plugins.workflow.libs.LibraryAdder.retrieve(LibraryAdder.java:150)
at org.jenkinsci.plugins.workflow.libs.LibraryAdder.add(LibraryAdder.java:131)
at org.jenkinsci.plugins.workflow.libs.LibraryDecorator$1.call(LibraryDecorator.java:114)
at org.codehaus.groovy.control.CompilationUnit.applyToPrimaryClassNodes(CompilationUnit.java:1065)
at org.codehaus.groovy.control.CompilationUnit.doPhaseOperation(CompilationUnit.java:603)
at org.codehaus.groovy.control.CompilationUnit.processPhaseOperations(CompilationUnit.java:581)
at org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:558)
at groovy.lang.GroovyClassLoader.doParseClass(GroovyClassLoader.java:298)
at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:268)
at groovy.lang.GroovyShell.parseClass(GroovyShell.java:688)
at groovy.lang.GroovyShell.parse(GroovyShell.java:700)
at org.jenkinsci.plugins.workflow.cps.CpsGroovyShell.reparse(CpsGroovyShell.java:116)
at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution.parseScript(CpsFlowExecution.java:430)
at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution.start(CpsFlowExecution.java:393)
at org.jenkinsci.plugins.workflow.job.WorkflowRun.run(WorkflowRun.java:257)
at hudson.model.ResourceController.execute(ResourceController.java:97)
at hudson.model.Executor.run(Executor.java:415)
Caused by: hudson.plugins.git.GitException: Command "git fetch --tags --progress git@git.intern:pipelines.git +refs/heads/:refs/remotes/origin/" returned status code 128:
stdout:
stderr: percent_expand: unknown key %2
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:1877)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandWithCredentials(CliGitAPIImpl.java:1596)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$300(CliGitAPIImpl.java:71)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:348)
at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:807)
... 22 more
ERROR: null
org.codehaus.groovy.control.MultipleCompilationErrorsException: startup failed:
WorkflowScript: Loading libraries failed

1 error

at org.codehaus.groovy.control.ErrorCollector.failIfErrors(ErrorCollector.java:310)
at org.codehaus.groovy.control.CompilationUnit.applyToPrimaryClassNodes(CompilationUnit.java:1085)
at org.codehaus.groovy.control.CompilationUnit.doPhaseOperation(CompilationUnit.java:603)
at org.codehaus.groovy.control.CompilationUnit.processPhaseOperations(CompilationUnit.java:581)
at org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:558)
at groovy.lang.GroovyClassLoader.doParseClass(GroovyClassLoader.java:298)
at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:268)
at groovy.lang.GroovyShell.parseClass(GroovyShell.java:688)
at groovy.lang.GroovyShell.parse(GroovyShell.java:700)
at org.jenkinsci.plugins.workflow.cps.CpsGroovyShell.reparse(CpsGroovyShell.java:116)
at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution.parseScript(CpsFlowExecution.java:430)
at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution.start(CpsFlowExecution.java:393)
at org.jenkinsci.plugins.workflow.job.WorkflowRun.run(WorkflowRun.java:257)
at hudson.model.ResourceController.execute(ResourceController.java:97)
at hudson.model.Executor.run(Executor.java:415)
Finished: FAILURE
Updating to the versions of the plugins mentioned yields this error.

Staying at git client plugin 2.4.2 and git plugin 3.2.0 does not give any error.

Regards,

Flavius Aspra