$ git clone -n https://src.fedoraproject.org/rpms/libidn1.34.git /var/lib/mock/f31-build-93982-32453/root/thebuilddir/tmp/scmroot/libidn1.34
Cloning into '/var/lib/mock/f31-build-93982-32453/root/thebuilddir/tmp/scmroot/libidn1.34'...
$ git reset --hard 71a54f71adf7edecf63a9f3c94f01115b8db60f5
HEAD is now at 71a54f7 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild