下载：
wget https://github.com/sbt/sbt/releases/download/v1.0.3/sbt-1.0.3.tgz
tar xvf sbt-1.0.3.tgz
cd sbt/
新建程序 /usr/local/bin/sbt：
#!/usr/bin/bash
SBT_OPTS="-Xms512M -Xmx1024M -Xss1M -XX:+CMSClassUnloadingEnabled -XX:MaxPermSize=256M"
java $SBT_OPTS -jar /home/vagrant/apps/sbt/bin/sbt-launch.jar "$@" #修改路径
设置国内仓库，新建 ~/.sbt/repository：
[repositories]
local
oschina:http://maven.oschina.net/content/groups/public/
oschina-ivy:http://maven.oschina.net/content/groups/public/, [organization]/[module]/(scala_[scalaVersion]/)(sbt_[sbtVersion]/)[revision]/[type]s/[artifact](-[classifier]).[ext]
repo2:http://repo2.maven.org/maven2/
ivy-typesafe:http://dl.bintray.com/typesafe/ivy-releases, [organization]/[module]/(scala_[scalaVersion]/)(sbt_[sbtVersion]/)[revision]/[type]s/[artifact](-[classifier]).[ext]
ivy-sbt-plugin:http://dl.bintray.com/sbt/sbt-plugin-releases/, [organization]/[module]/(scala_[scalaVersion]/)(sbt_[sbtVersion]/)[revision]/[type]s/[artifact](-[classifier]).[ext]
typesafe-releases: http://repo.typesafe.com/typesafe/releases
typesafe-ivy-releasez: http://repo.typesafe.com/typesafe/ivy-releases, [organization]/[module]/(scala_[scalaVersion]/)(sbt_[sbtVersion]/)[revision]/[type]s/[artifact](-[classifier]).[ext]
参考：
https://gist.github.com/ericzhong/0112853878e982b7581ca67013af607a
