Add alternative to add replace directive to go.mod

go.md

@@ -40,6 +40,12 @@ go get golang.org/x/tools/cmd/godoc
 go mod edit -replace old.repo/location=../new/location
 ```
 
+or 
+
+```
+echo "old.repo/location => ../new/location" >> go.mod
+```
+
 > The `-replace=old[@v]=new[@v]` flag adds a replacement of the given
 > module path and version pair. If the @v in old@v is omitted, a
 > replacement without a version on the left side is added, which applies