There seems to be a problem with path names that are longer than certain threshold (180 chars?):

Last Built Revision: Revision 2f3e4adfdbf5f19ae77421546c2b575ac41f6304 (origin/master) Fetching changes from 1 remote Git repository Fetching upstream changes from https://xxxxxx:XXXXXXXXXXXX@fisheye.xxxx.xxxx.net/git/xxxx.git
Commencing build of Revision d5cba9a47c5a51b5e6ba3f3ff9a94849f63b87d7 (origin/master) Checking out Revision d5cba9a47c5a51b5e6ba3f3ff9a94849f63b87d7 (origin/master)
FATAL: Could not checkout null with start point d5cba9a47c5a51b5e6ba3f3ff9a94849f63b87d7
hudson.plugins.git.GitException: Could not checkout null with start point d5cba9a47c5a51b5e6ba3f3ff9a94849f63b87d7
at hudson.plugins.git.GitAPI.checkoutBranch(GitAPI.java:931)
at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1285)
at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1269)
at hudson.FilePath.act(FilePath.java:852)
at hudson.FilePath.act(FilePath.java:825)
at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1269)
at hudson.model.AbstractProject.checkout(AbstractProject.java:1325)
at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:676)
at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:581)
at hudson.model.Run.execute(Run.java:1516)
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 "c:\git\bin\git.exe checkout -f d5cba9a47c5a51b5e6ba3f3ff9a94849f63b87d7" returned status code 1:
stdout:
stderr: error: unable to create file 5000_Construction/5100_Code_Base/Tools/JPA2Generation/com.xxxxx.xxxx.xtext.persistencemodel.datascript.ui/src-gen/com/xxxx/tss/xtext/persistencemodel/ui/contentassist/antlr/PartialDatascriptContentAssistParser.java (No such file or directory)