$ git clone -n https://src.fedoraproject.org/rpms/kf5-kjs.git /var/lib/mock/f31-build-88731-32002/root/chroot_tmpdir/scmroot/kf5-kjs
Cloning into '/var/lib/mock/f31-build-88731-32002/root/chroot_tmpdir/scmroot/kf5-kjs'...
$ git reset --hard 41f9b20e0f4db31ee2574b11a5ce42f96200c0bc
HEAD is now at 41f9b20 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild