How to create a sling model which can fetch values from content fragments?

Hi @Hemalatha ,I agree with you but my current scenario is like if the content of the package is same but only name or the group of the package is changed then I want this new package to replace the previous package.

Hi @HrishikeshKa I have tried the following way but I can still see the 1st package ("for-example.zip") in package manager. So how do I know if it got replaced or not. Also in replace tab the correct format is in following way groupId:name:version.Let me know what I can do next.  

I am having a package named for-example.zip with version 0.0.1 and group my_packages. Now I have changed the group and name of the package from my_packages to aem_group and from for-example.zip to new-package.zip. But the contents of the packages are same. I want the new-package.zip to replace for-e...