$ git clone -n https://src.fedoraproject.org/rpms/libidn.git /var/lib/mock/f31-build-93979-32453/root/chroot_tmpdir/scmroot/libidn
Cloning into '/var/lib/mock/f31-build-93979-32453/root/chroot_tmpdir/scmroot/libidn'...
$ git reset --hard 3b010b12a208d3992f1c6e3fa92a574c367ccdac
HEAD is now at 3b010b1 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild