update vespa installation

Dockerfile

@@ -56,16 +56,11 @@ RUN bash scripts/install_onnx_gpu_for_amd.sh && \
 ADD scripts/start_vespa.sh /usr/local/bin/start_vespa.sh
 
 # Install Vespa
-RUN echo "install_weak_deps=False" >> /etc/dnf/dnf.conf && \
-    dnf -y install \
-      dnf-plugins-core \
-      epel-release && \
-    dnf config-manager --add-repo https://copr.fedorainfracloud.org/coprs/g/vespa/vespa/repo/epel-8/group_vespa-vespa-epel-8.repo && \
-    dnf config-manager --enable powertools && \
-    dnf -y install vespa && \
-    dnf remove -y dnf-plugins-core && \
-    dnf clean all && \
-    rm -rf /var/cache/dnf
+RUN dnf config-manager \
+  --add-repo https://raw.githubusercontent.com/vespa-engine/vespa/master/dist/vespa-engine.repo &&\
+    dnf config-manager --enable powertools &&\
+    dnf install -y epel-release &&\
+    dnf install -y vespa
 
 # Set Envs for Vespa
 ENV PATH="/opt/vespa/bin:/opt/vespa-deps/bin:${PATH}"