Update 'Vars.md'

Vars.md

@@ -1,4 +1,22 @@
 # Standard variable definition 
+## Git-Repo
+
+### repo: defines repo where the script is pulling from
+Options
+```
+repo=https://git.ictmaatwerk.com/VPS-scripts/<Repo name>
+```
+
+
+### branch: defines branch where the script is pulling from (requires repo to be set)
+Options
+```
+branch=<Branch name>
+```
+Usage 
+```
+wget -t7 "$repo"/raw/branch/"$branch"/installer.sh 
+```
 
 ## Package manager
 ### PKGM: defines package manager