$ git clone -n https://src.fedoraproject.org/rpms/lightdm.git /var/lib/mock/f31-build-72453-30818/root/chroot_tmpdir/scmroot/lightdm
Cloning into '/var/lib/mock/f31-build-72453-30818/root/chroot_tmpdir/scmroot/lightdm'...
$ git reset --hard d136b5d51cb57a95585085b17bd2762800b678aa
HEAD is now at d136b5d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild