Allow specifying the branch name after the repository URL for gitsync command-line arguments and remove an unnecessary use of the backtick operator.
Allow specifying the branch name after the repository URL for gitsync command-line arguments and remove an unnecessary use of the backtick operator.

BlackstarGroup/pfsense,NOYB/pfsense,BlackstarGroup/pfsense,phil-davis/pfsense,pfsense/pfsense,ch1c4um/pfsense,brunostein/pfsense,BlackstarGroup/pfsense,jxmx/pfsense,pfsense/pfsense,brunostein/pfsense,pfsense/pfsense,ch1c4um/pfsense,phil-davis/pfsense,jxmx/pfsense,ch1c4um/pfsense,ptorsten/pfsense,NewEraCracker/pfsense,ptorsten/pfsense,ptorsten/pfsense,NOYB/pfsense,dennypage/pfsense,dennypage/pfsense,jxmx/pfsense,NOYB/pfsense,ch1c4um/pfsense,dennypage/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,pfsense/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,NewEraCracker/pfsense,BlackstarGroup/pfsense,dennypage/pfsense,brunostein/pfsense