update to git lfs

README.md

 # Test_Super_Repo
 
 This is a test repo. It is the super repo holding submodules.
-
+ 
 ## Getting started
 
 Get the newest version of git.
@@ -37,4 +37,26 @@ To update to the HEAD of the submodule, run:
 
 This causes the state `HEAD losgelöst von 9b4fbd0`
 
-If those updates to the submodule "payload/db1" are commited and pushed to test_super_repo, ORIG_HEAD wil be updated to the HEAD of "payload/db1"
\ No newline at end of file
+If those updates to the submodule "payload/db1" are commited and pushed to test_super_repo, ORIG_HEAD wil be updated to the HEAD of "payload/db1"
+
+## git LFS
+
+```shell
+$ wget https://gitlab.bfr.berlin/hbrendebach/test_sub_repo_1/-/raw/main/sample.bin -O sample.bin.wget
+$ find . -name "sample.bin*" -exec md5sum {} \;
+03fa92402aa166ec2a36f4014b8e78a8  ./payload/db1/sample.bin
+03fa92402aa166ec2a36f4014b8e78a8  ./sample.bin.wget
+```
+
+```shell
+$ wget https://gitlab.bfr.berlin/hbrendebach/test_sub_repo_1/-/raw/main/sample.psd -O sample.psd.wget
+$ find . -name "sample.psd*" -exec md5sum {} \;
+bf074b212163f4337466fee1b83ff4d4  ./payload/db1/sample.psd
+63cfc9bdf6b7db6006df6400dfb38ac7  ./sample.psd.wget
+$ cat payload/db1/sample.psd 
+version https://git-lfs.github.com/spec/v1
+oid sha256:cc8e17046b3d5e4727f9e35a813986c87c33f5caa0ada6c2ce4d4b4453a3553c
+size 1048576
+```
+
+**Take-Home-Message:** If you don't have [git-lfs installed](https://git-lfs.github.com/), pulled files only contain pointers.