$ git clone -n https://src.fedoraproject.org/rpms/libidn2.git /var/lib/mock/f31-build-58767-28492/root/chroot_tmpdir/scmroot/libidn2
Cloning into '/var/lib/mock/f31-build-58767-28492/root/chroot_tmpdir/scmroot/libidn2'...
$ git reset --hard b87aaf756a6043a61874581613f9b5373f573761
HEAD is now at b87aaf7 Upgrade to 2.2.0 (#1713402)