Allow pinning of increments

Allow pinning of increments: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). I'm using a version pattern YYYY.MM.INC1 . This generates versions like 2022.11.1 , 2022.11.2 , 2022.12.1 .