$ git clone -n https://src.fedoraproject.org/rpms/E.git /var/lib/mock/f31-build-64626-29588/root/chroot_tmpdir/scmroot/E
Cloning into '/var/lib/mock/f31-build-64626-29588/root/chroot_tmpdir/scmroot/E'...
$ git reset --hard c76a5c83b4943c9d1cd7e598005d2d6ce700ebfd
HEAD is now at c76a5c8 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild