$ git clone -n https://src.fedoraproject.org/rpms/expatpp.git /var/lib/mock/f31-build-48441-27120/root/chroot_tmpdir/scmroot/expatpp
Cloning into '/var/lib/mock/f31-build-48441-27120/root/chroot_tmpdir/scmroot/expatpp'...
$ git reset --hard d6a03ec517c6a735b3b510a967084d511cd2c90f
HEAD is now at d6a03ec - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild