remove unused repositories to speedup build

pom.xml

@@ -86,20 +86,6 @@
       <url>http://maven.scm-manager.org/nexus/content/groups/public</url>
     </repository>
 
-    <repository>
-      <id>ossrh</id>
-      <url>https://oss.sonatype.org/content/repositories/snapshots</url>
-      <snapshots>
-        <enabled>true</enabled>
-        <updatePolicy>daily</updatePolicy>
-      </snapshots>
-    </repository>
-
-    <repository>
-      <id>jitpack</id>
-      <url>https://jitpack.io</url>
-    </repository>
-
   </repositories>
 
   <pluginRepositories>
@@ -174,18 +160,6 @@
       <artifactId>assertj-core</artifactId>
     </dependency>
 
-    <dependency>
-      <!-- Dependency used in Jenkinsfile. Including this in maven provides code completion in Jenkinsfile. -->
-      <groupId>com.github.cloudogu</groupId>
-      <artifactId>ces-build-lib</artifactId>
-      <!-- Keep this version in sync with the one used in Jenkinsfile -->
-      <version>9aadeeb</version>
-      <!-- Don't ship this dependency with the app -->
-      <optional>true</optional>
-      <!-- Don't inherit this dependency! -->
-      <scope>provided</scope>
-    </dependency>
-
   </dependencies>
 
   <dependencyManagement>

scm-core/src/main/java/sonia/scm/repository/RepositoryLocationResolver.java

@@ -1,6 +1,5 @@
 package sonia.scm.repository;
 
-import groovy.lang.Singleton;
 import sonia.scm.SCMContextProvider;
 
 import javax.inject.Inject;
@@ -18,7 +17,6 @@ import java.nio.file.Path;
  * @author Mohamed Karray
  * @since 2.0.0
  */
-@Singleton
 public class RepositoryLocationResolver {
 
   private final SCMContextProvider contextProvider;

scm-plugins/scm-hg-plugin/pom.xml

@@ -92,19 +92,6 @@
       <url>http://maven.scm-manager.org/nexus/content/groups/public</url>
     </repository>
 
-    <repository>
-      <releases>
-        <enabled>false</enabled>
-      </releases>
-      <snapshots>
-        <enabled>true</enabled>
-      </snapshots>
-      <id>sonatype-ossrh</id>
-      <name>Sonatype Open Source Software Repository Hosting</name>
-      <layout>default</layout>
-      <url>https://oss.sonatype.org/content/groups/public/</url>
-    </repository>
-
   </repositories>
 
 </project>