Error on pod install

Analyzing dependencies
Downloading dependencies
Installing AmazonFling (1.3.5)

[!] Error installing AmazonFling
[!] /usr/local/bin/git clone git@gitlab.com:crelies/AmazonFling.git /var/folders/wz/7pkq7m0525gf80l48qtfcx000000gn/T/d20210517-4719-1jbr89e --template= --single-branch --depth 1 --branch 1.3.5

Cloning into '/var/folders/wz/7pkq7m0525gf80l48qtfcx000000gn/T/d20210517-4719-1jbr89e'...
git@gitlab.com: Permission denied (publickey,keyboard-interactive).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.


[!] Automatically assigning platform `iOS` with version `14.0` on target `FlingTest` because no platform was specified. Please specify a platform for this target in your Podfile. See `https://guides.cocoapods.org/syntax/podfile.html#platform`.