Build failes on project taokeeper-common

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[INFO] Reactor Summary:
[INFO]
[INFO] taokeeper ......................................... SUCCESS [0.009s]
[INFO] taokeeper-common .................................. FAILURE [0.179s]
[INFO] taokeeper-reporter ................................ SKIPPED
[INFO] taokeeper-monitor ................................. SKIPPED
[INFO] taokeeper-build ................................... SKIPPED
[INFO] taokeeper-research ................................ SKIPPED
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[INFO] BUILD FAILURE
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[INFO] Total time: 0.395s
[INFO] Finished at: Wed Jan 07 14:42:48 CST 2015
[INFO] Final Memory: 6M/157M
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[ERROR] Failed to execute goal on project taokeeper-common: Could not resolve dependencies for project com.taobao.taokeeper:taokeeper-common:jar:1.1.2: The following artifacts could not be resolved: org.slf4j:slf4
j-api:jar:1.5.9.RC1, org.slf4j:slf4j-log4j12:jar:1.5.9.RC1, org.apache.zookeeper:zookeeper:jar:sources:3.4.3, com.taobao.taokeeper:zkclient:jar:0.2-SNAPSHOT, common.toolkit:common-toolkit:jar:0.0.4-SNAPSHOT, commo
n.toolkit:common-toolkit:jar:sources:0.0.4-SNAPSHOT, mysql:mysql-connector-java:jar:5.1.12: Failure to find org.slf4j:slf4j-api:jar:1.5.9.RC1 in http://repo.maven.apache.org/maven2 was cached in the local reposito
ry, resolution will not be reattempted until the update interval of central has elapsed or updates are forced -> [Help 1]

Start by reproducing the Maven build for taokeeper-common and inspect the dependency declarations associated with the unresolved artifacts in the error output. Determine whether those dependencies can be resolved with the repository configuration or require updated versions; done means taokeeper-common builds successfully and the dependent modules are no longer skipped.

Written by the indexing model from the issue text.