See http://ci.phpmyadmin.net/job/phpMyAdmin-continuous/579/

------------------------------------------ Started by an SCM change Checkout:workspace / http://ci.phpmyadmin.net/job/phpMyAdmin-continuous/ws/ - hudson.remoting.LocalChannel@266bd4a9 Using strategy: Default Last Built Revision: Revision 4d16994ffe7f59770cfc7a1e6ee59827596d78b7 (origin/master) Checkout:workspace / http://ci.phpmyadmin.net/job/phpMyAdmin-continuous/ws/ - hudson.remoting.LocalChannel@266bd4a9 Fetching changes from the remote Git repository Fetching upstream changes from git://phpmyadmin.git.sourceforge.net/gitroot/phpmyadmin/phpmyadmin Commencing build of Revision 2e19a6753f51d7f73e8794af3dc71e65b04dbc6f (origin/master) Checking out Revision 2e19a6753f51d7f73e8794af3dc71e65b04dbc6f (origin/master) FATAL: Could not checkout null with start point 2e19a6753f51d7f73e8794af3dc71e65b04dbc6f hudson.plugins.git.GitException: Could not checkout null with start point 2e19a6753f51d7f73e8794af3dc71e65b04dbc6f at hudson.plugins.git.GitAPI.checkoutBranch(GitAPI.java:829) at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1136) at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1120) at hudson.FilePath.act(FilePath.java:785) at hudson.FilePath.act(FilePath.java:767) at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1120) at hudson.model.AbstractProject.checkout(AbstractProject.java:1193) at hudson.model.AbstractBuild$AbstractRunner.checkout(AbstractBuild.java:566) at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:454) at hudson.model.Run.run(Run.java:1403) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:230) Caused by: hudson.plugins.git.GitException: Error performing command: git checkout -f 2e19a6753f51d7f73e8794af3dc71e65b04dbc6f Command "git checkout -f 2e19a6753f51d7f73e8794af3dc71e65b04dbc6f" returned status code 128: fatal: bad revision 'refs/tags/jenkins-phpMyAdmin-continuous-566'

at hudson.plugins.git.GitAPI.launchCommandIn(GitAPI.java:742) at hudson.plugins.git.GitAPI.launchCommand(GitAPI.java:707) at hudson.plugins.git.GitAPI.launchCommand(GitAPI.java:717) at hudson.plugins.git.GitAPI.checkoutBranch(GitAPI.java:816) ... 12 more Caused by: hudson.plugins.git.GitException: Command "git checkout -f 2e19a6753f51d7f73e8794af3dc71e65b04dbc6f" returned status code 128: fatal: bad revision 'refs/tags/jenkins-phpMyAdmin-continuous-566'

at hudson.plugins.git.GitAPI.launchCommandIn(GitAPI.java:737) ... 15 more