Fix broken handling of certain calls in GitHub importer client
Fix broken handling of certain calls in GitHub importer client

Closes #22998

shinexiao/gitlabhq,dplarson/gitlabhq,LUMC/gitlabhq,mmkassem/gitlabhq,daiyu/gitlab-zh,screenpages/gitlabhq,htve/GitlabForChinese,dplarson/gitlabhq,iiet/iiet-git,htve/GitlabForChinese,darkrasid/gitlabhq,openwide-java/gitlabhq,jirutka/gitlabhq,stoplightio/gitlabhq,stoplightio/gitlabhq,daiyu/gitlab-zh,htve/GitlabForChinese,icedwater/gitlabhq,t-zuehlsdorff/gitlabhq,jirutka/gitlabhq,dreampet/gitlab,LUMC/gitlabhq,icedwater/gitlabhq,openwide-java/gitlabhq,icedwater/gitlabhq,t-zuehlsdorff/gitlabhq,dplarson/gitlabhq,iiet/iiet-git,iiet/iiet-git,t-zuehlsdorff/gitlabhq,axilleas/gitlabhq,t-zuehlsdorff/gitlabhq,LUMC/gitlabhq,stoplightio/gitlabhq,jirutka/gitlabhq,shinexiao/gitlabhq,openwide-java/gitlabhq,screenpages/gitlabhq,shinexiao/gitlabhq,mmkassem/gitlabhq,darkrasid/gitlabhq,iiet/iiet-git,axilleas/gitlabhq,shinexiao/gitlabhq,axilleas/gitlabhq,mmkassem/gitlabhq,daiyu/gitlab-zh,darkrasid/gitlabhq,stoplightio/gitlabhq,jirutka/gitlabhq,axilleas/gitlabhq,openwide-java/gitlabhq,darkrasid/gitlabhq,screenpages/gitlabhq,screenpages/gitlabhq,dreampet/gitlab,htve/GitlabForChinese,icedwater/gitlabhq,mmkassem/gitlabhq,dplarson/gitlabhq,dreampet/gitlab,LUMC/gitlabhq,daiyu/gitlab-zh,dreampet/gitlab