do not overwrite an archive if we already have one
do not overwrite an archive if we already have one

Tyrael/satis,alcohol/satis,atimmer/satis,achristodoulou/satis,yonh/satis,composer/satis,ezsystems/satis,monsieurbiz/packages.monsieurbiz.com,composer/satis,Tyrael/satis,orls/satis,alcohol/satis,Leftbrained/satis,alcohol/satis,gencer/satis,JeroenDeDauw/satis,ninjaparade/satis,alcohol/satis,monsieurbiz/packages.monsieurbiz.com,MoT3rror/satis,socifi/satis,JeroenDeDauw/satis,orls/satis,nfreear/satis,ezsystems/satis,astax-t/satis,Flyingmana/satis,MoT3rror/satis,kavw/satis,achristodoulou/satis,bartekmis/satis,gencer/satis,monsieurbiz/packages.monsieurbiz.com,desyncr/composer-mirror,bartekmis/satis,andkirby/satis,astax-t/satis,ninjaparade/satis,Leftbrained/satis,yonh/satis,JamesRezo/satis,ezsystems/satis,andkirby/satis,composer/satis,gencer/satis,JamesRezo/satis,phansys/satis,atimmer/satis,kavw/satis,phansys/satis,socifi/satis,andkirby/satis,rawkode/satis,desyncr/composer-mirror,nfreear/satis