ohmyzsh theme clone of robbyrussel theme with a date and time stamp.
# install ohmyzsh
sh -c "$(curl -fsSL https://raw.github.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"
# download theme
curl -fsSL https://raw.githubusercontent.com/cryocaustik/cryo-zsh-theme/master/cryo.zsh-theme > ~/.oh-my-zsh/themes/cryo.zsh-theme
# change theme name in .zshrc
sed -i 's/ZSH_THEME="robbyrussell"/ZSH_THEME="cryo"/' ~/.zshrc
# reload .zshrc
. ~/.zshrc