コミット前にブランチ名確認する君

pre-commit.check.sh

#! /bin/sh
GIT_BRANCHES=`git branch | rev | cut -d ' ' -f1 | rev`
for BRANCH in $GIT_BRANCHES
do
    if [[ $BRANCH =~ "-" ]]; then
        printf "\e[31m$BRANCH does not keep naming rules.\e[m\n"
        printf "\e[31mPlease check your branch naming.\e[m\n"
        echo 'git branch -m $NEW $OLD'
        exit 1
    fi
done
printf -e "\e[32mAll branch name are fine.\e[m\n"
exit 0

pre-commit.rename.sh

#! /bin/sh
GIT_BRANCHES=`git branch | rev | cut -d ' ' -f1 | rev`
for BRANCH in $GIT_BRANCHES
do
    if [[ $BRANCH =~ "-" ]]; then
        git branch -m $BRANCH ${BRANCH/-/_}
    fi
done
printf "\e[32mAll branch name are fine.\e[m\n"
exit 0