在圆ci中找不到com.android.tools.build:gradle:3.0.0

Question

我将gradle插件更新到最新版本：com.android.tools.build:gradle:3.0.0-alpha1 并发生了此错误：export TERM="dumb"if [ -e ./gradlew ]; then ./gradlew test;else gradle test;fiFAILURE: Build failed with an exception.What went wrong:    A problem occurred configuring root project 'Android-app'. Could not resolve all dependencies for configuration ':classpath'. Could not find com.android.tools.build:gradle:3.0.0-alpha1. Searched in the following locations: https://jcenter.bintray.com/com/android/tools/build/gradle/3.0.0-alpha1/gradle-3.0.0-alpha1.pom https://jcenter.bintray.com/com/android/tools/build/gradle/3.0.0-alpha1/gradle-3.0.0-alpha1.jar Required by:当前circle.ymldependencies:   pre:      - mkdir -p $ANDROID_HOME"/licenses"      - echo $ANDROID_SDK_LICENSE > $ANDROID_HOME"/licenses/android-sdk-license"      - source environmentSetup.sh && get_android_sdk_25   cache_directories:    - /usr/local/android-sdk-linux    - ~/.android    - ~/.gradle   override:    - ./gradlew dependencies || truetest:  post:    - mkdir -p $CIRCLE_TEST_REPORTS/junit/    - find . -type f -regex ".*/target/surefire-reports/.*xml" -exec cp {} $CIRCLE_TEST_REPORTS/junit/ \;machine:    java:        version: oraclejdk8编辑：我的gradle文件：buildscript {  repositories {    jcenter()    maven {      url 'https://maven.google.com'    }  }  dependencies {    classpath 'com.android.tools.build:gradle:3.0.0-alpha1'    classpath 'com.google.gms:google-services:3.0.0'    classpath "io.realm:realm-gradle-plugin:3.1.3"  }}allprojects {  repositories {    mavenCentral()    jcenter()  }}task clean(type: Delete) {  delete rootProject.buildDir}