etc: fetch tags before git describe

Fetching tags before running git describe makes sure we are using the
correct and latest tag available.

git-describe - Give an object a human readable name based on an available ref

Signed-off-by: Vitor Bandeira <[email protected]>

Author: vvbandeira

etc/DockerTag.sh

@@ -4,21 +4,16 @@ cd $(dirname $(realpath $0))/../
 
 if [[ "$@" == "-dev" ]]; then
     file_list=(
-        "./build_openroad.sh"
         "./docker/Dockerfile.builder"
         "./docker/Dockerfile.dev"
+        "./Dockerfile"
         "./etc/DependencyInstaller.sh"
-        "./etc/DockerHelper.sh"
-        "./etc/DockerTag.sh"
-        "./tools/OpenROAD/docker/Dockerfile.binary"
-        "./tools/OpenROAD/docker/Dockerfile.builder"
-        "./tools/OpenROAD/docker/Dockerfile.dev"
         "./tools/OpenROAD/etc/DependencyInstaller.sh"
-        "./tools/OpenROAD/etc/DockerHelper.sh"
-        "./tools/OpenROAD/etc/DockerTag.sh"
     )
     cat "${file_list[@]}" | sha256sum | awk '{print substr($1, 1, 6)}'
 elif [[ "$@" == "-master" ]]; then
+    git fetch --tags >&2
+    git -C tools/OpenROAD fetch --tags >&2
     git describe
 else
     echo "Usage: $0 {-dev|-master}"