1. Remove all failed downloads. Run the below command.
find ~/.m2 -name "*.lastUpdated" -exec grep -q "Could not transfer" {} \; -print -exec rm {} \;
2. Then right click on your project in eclipse and choose Run As -> Maven Clean and then Maven->"Update Project ...", make sure "Update Dependencies" is checked in the resulting dialog and click OK.
find ~/.m2 -name "*.lastUpdated" -exec grep -q "Could not transfer" {} \; -print -exec rm {} \;
2. Then right click on your project in eclipse and choose Run As -> Maven Clean and then Maven->"Update Project ...", make sure "Update Dependencies" is checked in the resulting dialog and click OK.