$ git clone -n https://src.fedoraproject.org/rpms/libical.git /var/lib/mock/f31-build-93972-32453/root/chroot_tmpdir/scmroot/libical
Cloning into '/var/lib/mock/f31-build-93972-32453/root/chroot_tmpdir/scmroot/libical'...
$ git reset --hard 97dd306b00e407b07ed13f02996a7833464a26bd
HEAD is now at 97dd306 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild