$ git clone -n https://src.fedoraproject.org/rpms/0xFFFF.git /var/lib/mock/f31-build-65555-29493/root/chroot_tmpdir/scmroot/0xFFFF
Cloning into '/var/lib/mock/f31-build-65555-29493/root/chroot_tmpdir/scmroot/0xFFFF'...
$ git reset --hard b6813fe3962ac29417c6e5b05818a80f5c2f90c6
HEAD is now at b6813fe - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild