$ git clone -n https://src.fedoraproject.org/rpms/libe-book.git /var/lib/mock/f31-build-68508-30193/root/chroot_tmpdir/scmroot/libe-book
Cloning into '/var/lib/mock/f31-build-68508-30193/root/chroot_tmpdir/scmroot/libe-book'...
$ git reset --hard b0cf542c4759e5d3c9ff90bed90d46802a7380c9
HEAD is now at b0cf542 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild