Unable to find a specification for `RCT-Folly` depended upon by `truv-react-native`

please, help. cd ios && pod repo update && pod install Updating spec repo cocoapods $ /usr/bin/git -C /Users/macbookpro/.cocoapods/repos/cocoapods fetch origin --progress remote: Enumerating objects: 261, done. remote: Counting objects: 100% (210/210), done. remote: Compressing objects: 100% (123/123), done. remote: Total 261 (delta 125), reused 139 (delta 82), pack-reused 51 (from 1) Receiving objects: 100% (261/261), 67.71 KiB | 310.00 KiB/s, done. Resolving deltas: 100% (135/135), completed with 60 local objects. From https://github.com/CocoaPods/Specs 87f9e7a98c31..f5af2c7f845b master -> origin/master $ /usr/bin/git -C /Users/macbookpro/.cocoapods/repos/cocoapods rev-parse --abbrev-ref HEAD master $ /usr/bin/git -C /Users/macbookpro/.cocoapods/repos/cocoapods reset --hard origin/master HEAD is now at f5af2c7f845b [Add] AMRAdapterAdmob-Beta 13.0.0.0 Updating spec repo facebook-folly $ /usr/bin/git -C /Users/macbookpro/.cocoapods/repos/facebook-folly fetch origin --progress remote: E