If any job has a name with spaces, nothing is pushed to SCM any more.
To remove spaces from names is no solution in current days.

Error log of one job named 'Build STAR' (below named 'Build%20STAR'):

Nov 03, 2014 12:09:45 PM FINER org.apache.maven.scm.manager.ScmManager checkIn
THROW
org.apache.maven.scm.ScmException: Exception while executing SCM command.
at org.apache.maven.scm.command.AbstractCommand.execute(AbstractCommand.java:63)
at org.apache.maven.scm.provider.git.AbstractGitScmProvider.executeCommand(AbstractGitScmProvider.java:291)
at org.apache.maven.scm.provider.git.AbstractGitScmProvider.checkin(AbstractGitScmProvider.java:217)
at org.apache.maven.scm.provider.AbstractScmProvider.checkIn(AbstractScmProvider.java:415)
at org.apache.maven.scm.provider.AbstractScmProvider.checkIn(AbstractScmProvider.java:397)
at org.apache.maven.scm.manager.AbstractScmManager.checkIn(AbstractScmManager.java:423)
at hudson.plugins.scm_sync_configuration.SCMManipulator.checkinFiles(SCMManipulator.java:242)
at hudson.plugins.scm_sync_configuration.ScmSyncConfigurationBusiness.processCommitsQueue(ScmSyncConfigurationBusiness.java:208)
at hudson.plugins.scm_sync_configuration.ScmSyncConfigurationBusiness.access$000(ScmSyncConfigurationBusiness.java:29)
at hudson.plugins.scm_sync_configuration.ScmSyncConfigurationBusiness$1.call(ScmSyncConfigurationBusiness.java:143)
at hudson.plugins.scm_sync_configuration.ScmSyncConfigurationBusiness$1.call(ScmSyncConfigurationBusiness.java:141)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
Caused by: org.apache.maven.scm.ScmException: Error while executing command.
at org.apache.maven.scm.provider.git.gitexe.command.GitCommandLineUtils.execute(GitCommandLineUtils.java:122)
at org.apache.maven.scm.provider.git.gitexe.command.checkin.GitCheckInCommand.executeCheckInCommand(GitCheckInCommand.java:129)
at org.apache.maven.scm.command.checkin.AbstractCheckInCommand.executeCommand(AbstractCheckInCommand.java:54)
at org.apache.maven.scm.command.AbstractCommand.execute(AbstractCommand.java:59)
... 14 more
Caused by: org.codehaus.plexus.util.cli.CommandLineException: Error inside systemOut parser
at org.codehaus.plexus.util.cli.CommandLineUtils$1.call(CommandLineUtils.java:188)
at org.codehaus.plexus.util.cli.CommandLineUtils.executeCommandLine(CommandLineUtils.java:107)
at org.codehaus.plexus.util.cli.CommandLineUtils.executeCommandLine(CommandLineUtils.java:74)
at org.apache.maven.scm.provider.git.gitexe.command.GitCommandLineUtils.execute(GitCommandLineUtils.java:118)
... 17 more
Caused by: java.lang.IllegalArgumentException: Illegal character in path at index 0: "jobs/Build%20STAR/config.xml"
at java.net.URI.create(URI.java:859)
at org.apache.maven.scm.provider.git.gitexe.command.status.GitStatusConsumer.resolveURI(GitStatusConsumer.java:251)
at org.apache.maven.scm.provider.git.gitexe.command.status.GitStatusConsumer.resolvePath(GitStatusConsumer.java:232)
at org.apache.maven.scm.provider.git.gitexe.command.status.GitStatusConsumer.consumeLine(GitStatusConsumer.java:138)
at org.codehaus.plexus.util.cli.StreamPumper.consumeLine(StreamPumper.java:190)
at org.codehaus.plexus.util.cli.StreamPumper.run(StreamPumper.java:135)
Caused by: java.net.URISyntaxException: Illegal character in path at index 0: "jobs/Build%20STAR/config.xml"
at java.net.URI$Parser.fail(URI.java:2829)
at java.net.URI$Parser.checkChars(URI.java:3002)
at java.net.URI$Parser.parseHierarchical(URI.java:3086)
at java.net.URI$Parser.parse(URI.java:3044)
at java.net.URI.<init>(URI.java:595)
at java.net.URI.create(URI.java:857)
... 5 more

Nov 03, 2014 12:09:45 PM SEVERE hudson.plugins.scm_sync_configuration.SCMManipulator checkinFiles
[checkinFiles] Error while checkin : Exception while executing SCM command.

Nov 03, 2014 12:09:45 PM FINER hudson.plugins.scm_sync_configuration.SCMManipulator checkinFiles
THROW
hudson.plugins.scm_sync_configuration.exceptions.LoggableException: Error while checking in file to scm repository
at hudson.plugins.scm_sync_configuration.ScmSyncConfigurationBusiness.processCommitsQueue(ScmSyncConfigurationBusiness.java:214)
at hudson.plugins.scm_sync_configuration.ScmSyncConfigurationBusiness.access$000(ScmSyncConfigurationBusiness.java:29)
at hudson.plugins.scm_sync_configuration.ScmSyncConfigurationBusiness$1.call(ScmSyncConfigurationBusiness.java:143)
at hudson.plugins.scm_sync_configuration.ScmSyncConfigurationBusiness$1.call(ScmSyncConfigurationBusiness.java:141)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)