$ git clone -n https://src.fedoraproject.org/rpms/genchemlab.git /var/lib/mock/f31-build-53627-27886/root/chroot_tmpdir/scmroot/genchemlab
Cloning into '/var/lib/mock/f31-build-53627-27886/root/chroot_tmpdir/scmroot/genchemlab'...
$ git reset --hard eef4424789c6539b846edc86c73e37fa34e83810
HEAD is now at eef4424 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild