fix dumping all packages with --repository-filter
fix dumping all packages with --repository-filter

don't update them but still dump the existing version of all packages when `--repository-url` is used
yonh/satis,andkirby/satis,Leftbrained/satis,alcohol/satis,composer/satis,MoT3rror/satis,composer/satis,ninjaparade/satis,alcohol/satis,andkirby/satis,monsieurbiz/packages.monsieurbiz.com,JamesRezo/satis,alcohol/satis,JamesRezo/satis,ezsystems/satis,monsieurbiz/packages.monsieurbiz.com,ezsystems/satis,MoT3rror/satis,Leftbrained/satis,andkirby/satis,ezsystems/satis,composer/satis,alcohol/satis,yonh/satis,monsieurbiz/packages.monsieurbiz.com,gencer/satis,gencer/satis,ninjaparade/satis,gencer/satis