$ git clone -n https://src.fedoraproject.org/rpms/barrage.git /var/lib/mock/f31-build-75259-31245/root/thebuilddir/tmp/scmroot/barrage
Cloning into '/var/lib/mock/f31-build-75259-31245/root/thebuilddir/tmp/scmroot/barrage'...
$ git reset --hard 0b338d6cb0f4110ef73a371a82096a41ef6e6f40
HEAD is now at 0b338d6 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild