Разрешить использовать в Java библиотеку fastutil, просто добавить в pom.xml не работает

[romasffm]

[ERROR] Failed to execute goal on project aicup2020: Could not resolve dependencies for project com.codegame.aicup2020.devkit:aicup2020:jar:1.0-SNAPSHOT: Failed to collect dependencies at it.unimi.dsi:fastutil:jar:8.4.4: Failed to read artifact descriptor for it.unimi.dsi:fastutil:jar:8.4.4: Could not transfer artifact it.unimi.dsi:fastutil:pom:8.4.4 from/to central (https://repo.maven.apache.org/maven2): Transfer failed for https://repo.maven.apache.org/maven2/it/unimi/dsi/fastutil/8.4.4/fastutil-8.4.4.pom: Unknown host repo.maven.apache.org: Name or service not known -> [Help 1]