git checkout -f {BranchName}

git stash save your-file-name

git checkout master

# do whatever you had to do with master

git checkout staging

git stash pop

​

/*

* $git stash save :will create stash that contains your changes, but it isn't associated with any

* commit or even branch. git stash pop will apply latest stash entry to your current branch, 

* restoring saved changes and removing it from stash.

*/

​

git checkout -f target-branch-name