fix install command for github install

OriolAbril · web-flow · commit 6d52458ebecb · 2022-11-17T02:20:04.000+01:00
diff --git a/docsrc/installation.rst b/docsrc/installation.rst
@@ -107,7 +107,7 @@ To install the current develop branch from GitHub:
 
 .. code-block:: bash
 
-    pip install -e git+https://github.com/stan-dev/cmdstanpy@/develop#egg=cmdstanpy
+    pip install -e git+https://github.com/stan-dev/cmdstanpy@develop#egg=cmdstanpy
 
 
 .. note::
