$ git clone -n https://src.fedoraproject.org/rpms/flatpak-rpm-macros.git /var/lib/mock/f31-build-51054-27475/root/chroot_tmpdir/scmroot/flatpak-rpm-macros
Cloning into '/var/lib/mock/f31-build-51054-27475/root/chroot_tmpdir/scmroot/flatpak-rpm-macros'...
$ git reset --hard 74c08b8347319414534751c1f50f941047b029c1
HEAD is now at 74c08b8 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild