gitでtagをつける
tagのつけかた
git tag -a release_1.0 -m 'first release' commitidxxxxxxxxxxxxxxxxxxxxxxxxxxxxx git push origin release_1.0
tagの取り出し
git checkout -b release_1.0 refs/tags/release_1.0
git tag -a release_1.0 -m 'first release' commitidxxxxxxxxxxxxxxxxxxxxxxxxxxxxx git push origin release_1.0
git checkout -b release_1.0 refs/tags/release_1.0