Now we can build a particular tag

hooks/git/create-changelog-prebuild

@@ -1,5 +1,4 @@
 #!/usr/bin/env bash
-
 source "${TAMARIN_UTIL}"
 
 if [ -f debian/changelog ] || [ ! -d .git ]; then
@@ -9,7 +8,22 @@ fi
 
 # Get commits log as changelog
 
-tags=$(git tag master -l "release/*"|sort -r)
+BUILD_BRANCH=$(get_opt build_branch dist/ubuntu/precise/master)
+BUILD_TAG=$(get_opt build_tag "last")
+
+echo "BUILD TAG IS ${BUILD_TAG}"
+
+if [[ ${BUILD_TAG} == "last" ]]
+then
+  git checkout ${BUILD_BRANCH}
+  tags=$(git tag master -l "release/*"|sort -r)
+else
+  info "DEBUG DEBUG DEBUG "
+  tagbranch="build-tag-${BUILD_TAG}"
+  git checkout -b ${tagbranch} 
+  set_opt "tag_branch" "${tag_branch}"
+  tags="${BUILD_TAG}"
+fi
 
 if [[ -z ${tags} ]]
 then
@@ -17,7 +31,6 @@ then
   exit 2
 fi
 
-git checkout $(get_opt build_branch dist/ubuntu/precise/master)
 touch debian/changelog
 
 for tag in ${tags}