feat: Allow image build from git branch if tag not found

Author: mferon

Dockerfile

@@ -17,7 +17,7 @@ RUN apt-get update && apt-get upgrade -y && apt-get install -y \
 
 WORKDIR /opencve
 
-RUN git clone --depth 1 -b v${OPENCVE_VERSION} "${OPENCVE_REPOSITORY}" .
+RUN git clone --depth 1 -b v${OPENCVE_VERSION} "${OPENCVE_REPOSITORY}" . || git clone --depth 1 -b ${OPENCVE_VERSION} "${OPENCVE_REPOSITORY}" .
 
 WORKDIR /app