Update CONTRIBUTING.md

Author: Denis Peshkov

.github/CONTRIBUTING.md

@@ -108,7 +108,7 @@ included in the project:
    # Navigate to the newly cloned directory
    cd <folder-name>
    # Assign the original repo to a remote called "upstream"
-   git remote add upstream https://github.com/madskristensen/<this-repro-name>.git
+   git remote add upstream https://github.com/denis-peshkov/<this-repro-name>.git
    ```
 
 2. If you cloned a while ago, get the latest changes from upstream: