$ git clone -n https://src.fedoraproject.org/rpms/libgcal.git /var/lib/mock/f31-build-58579-28470/root/chroot_tmpdir/scmroot/libgcal
Cloning into '/var/lib/mock/f31-build-58579-28470/root/chroot_tmpdir/scmroot/libgcal'...
$ git reset --hard b954b337f77b17a4e9a302c6e0f818b506fdbbad
HEAD is now at b954b33 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild