import $ivy.`eu.arthepsy.midpoint::connid-http:1.2.0`
import ammonite._, Resolvers._
val res = Resolver.Http(
  "Bintray arthepsy maven",
  "Some(https://dl.bintray.com/arthepsy/maven)",
  IvyPattern,
  false)
interp.resolvers() = interp.resolvers() :+ res

<dependency>
  <groupId>eu.arthepsy.midpoint</groupId>
  <artifactId>connid-http_2.12</artifactId>
  <version>1.2.0</version>
</dependency>

compile group: 'eu.arthepsy.midpoint', name: 'connid-http_2.12', version: '1.2.0'

ivy"eu.arthepsy.midpoint::connid-http:1.2.0"
MavenRepository("https://dl.bintray.com/arthepsy/maven")