Replace google () and jcenter () with the following:
maven {url 'https://maven.aliyun.com/repository/google'}
maven {url 'https://maven.aliyun.com/repository/jcenter'}
maven {url 'http: //maven.aliyun. com / nexus / content / groups / public '}
Replace google () and jcenter () with the following:
maven {url 'https://maven.aliyun.com/repository/google'}
maven {url 'https://maven.aliyun.com/repository/jcenter'}
maven {url 'http: //maven.aliyun. com / nexus / content / groups / public '}