update example

README.md

@@ -31,10 +31,16 @@ MatterSim is a deep learning atomistic model across elements, temperatures and p
 >
 
 To install MatterSim, run the following command:
-```
+```bash
 pip install mattersim
 ```
 
+In case you want to install the package with the latest version, you can run the following command:
+
+```bash
+pip install git+https://github.com/microsoft/mattersim.git
+```
+
 ### Install from source code
 > [!WARNING]
 > We strongly recommend that users install MatterSim using [mamba or micromamba](https://mamba.readthedocs.io/en/latest/index.html), because *conda* can be significantly slower when resolving the dependencies in environment.yaml.