기트에 tortoisegit 입혀서 하고있습니다 

git.exe push --progress "origin" master:master

To bitbucket.org:개인정보
! [rejected]        master -> master (fetch first)
error: failed to push some refs to 개인정보
hint: Updates were rejected because the remote contains work that you do
hint: not have locally. This is usually caused by another repository pushing
hint: to the same ref. You may want to first integrate the remote changes
hint: (e.g., 'git pull ...') before pushing again.
hint: See the 'Note about fast-forwards' in 'git push --help' for details.

git did not exit cleanly (exit code 1)
에러가 발생했습니다!! (3073 ms @ 2016-10-17 오후 9:41:31)

라고 에러가나서 커밋은 해도 푸시가 안돼는데요 문제가 뭔지 전혀모르겟습니다

아시는분 계신가요 ??