test-bot: don't pull if unnecessary (take two).
test-bot: don't pull if unnecessary (take two).

claui/brew,konqui/brew,MikeMcQuaid/brew,claui/brew,Homebrew/brew,Homebrew/brew,sjackman/homebrew,DomT4/brew,hanxue/linuxbrew,pseudocody/brew,bfontaine/brew,AnastasiaSulyagina/brew,amar-laksh/brew_sudo,pseudocody/brew,reitermarkus/brew,amar-laksh/brew_sudo,nandub/brew,bfontaine/brew,mgrimes/brew,amar-laksh/brew_sudo,jmsundar/brew,konqui/brew,EricFromCanada/brew,gregory-nisbet/brew,ilovezfs/brew,mahori/brew,toonetown/homebrew,JCount/brew,alyssais/brew,DomT4/brew,tonyg/homebrew,MikeMcQuaid/brew,muellermartin/dist,hanxue/linuxbrew,bfontaine/brew,palxex/brew,aw1621107/brew,jmsundar/brew,zmwangx/brew,gregory-nisbet/brew,Linuxbrew/brew,reelsense/brew,JCount/brew,toonetown/homebrew,AnastasiaSulyagina/brew,nandub/brew,gordonmcshane/homebrew,Linuxbrew/brew,jmsundar/brew,aw1621107/brew,palxex/brew,konqui/brew,claui/brew,nandub/brew,Homebrew/brew,Homebrew/brew,rwhogg/brew,vitorgalvao/brew,vitorgalvao/brew,sjackman/homebrew,muellermartin/dist,rwhogg/brew,vitorgalvao/brew,MikeMcQuaid/brew,konqui/brew,EricFromCanada/brew,mahori/brew,Linuxbrew/brew,tonyg/homebrew,AnastasiaSulyagina/brew,sjackman/homebrew,ilovezfs/brew,maxim-belkin/brew,reitermarkus/brew,reelsense/brew,pseudocody/brew,hanxue/linuxbrew,gordonmcshane/homebrew,EricFromCanada/brew,sjackman/homebrew,tonyg/homebrew,rwhogg/brew,claui/brew,reelsense/brew,maxim-belkin/brew,toonetown/homebrew,muellermartin/dist,JCount/brew,DomT4/brew,palxex/brew,mgrimes/brew,alyssais/brew,nandub/brew,DomT4/brew,EricFromCanada/brew,Linuxbrew/brew,reitermarkus/brew,aw1621107/brew,gregory-nisbet/brew,mahori/brew,zmwangx/brew,gordonmcshane/homebrew,mgrimes/brew,zmwangx/brew,reitermarkus/brew,vitorgalvao/brew,alyssais/brew,maxim-belkin/brew,JCount/brew,MikeMcQuaid/brew,ilovezfs/brew,mahori/brew