OK, simply switch to latest 3.6 I build
diff --git a/org.eclipse.e4.builder/builder/general/update_repo.properties b/org.eclipse.e4.builder/builder/general/update_repo.properties
index b2447c5..07a289e 100644
--- a/org.eclipse.e4.builder/builder/general/update_repo.properties
+++ b/org.eclipse.e4.builder/builder/general/update_repo.properties
@@ -5,7 +5,7 @@
 targetDownloadId=v20100606
 
 # these need to be updated to track I builds
-eclipseBuildId=I20100602-1502
+eclipseBuildId=I20100603-1500
 emfBuildId=S201005311044
 #emfRepoZip=emf-xsd-Update-${emfBuildId}.zip
 emfRepoZip=emf-xsd-Update-2.6.0RC3.zip
@@ -17,7 +17,7 @@
 
 # these should change less frequently ... but not never, thank you very much
 eclipseBuildURL=http://download.eclipse.org/eclipse/downloads/drops/${eclipseBuildId}
-eclipseRepoURL=http://download.eclipse.org/eclipse/updates/3.6-I-builds/
+eclipseRepoURL=http://download.eclipse.org/eclipse/updates/3.6-I-builds/${eclipseBuildId}
 emfBuildURL=http://download.eclipse.org/modeling/emf/emf/downloads/drops/2.6.0/${emfBuildId}
 emfRepoURL=${emfBuildURL}/${emfRepoZip}
 gefBuildURL=http://download.eclipse.org/tools/gef/downloads/drops/3.6.0/${gefBuildId}