$ git clone -n https://src.fedoraproject.org/rpms/nx-libs.git /var/lib/mock/f31-build-48320-27086/root/chroot_tmpdir/scmroot/nx-libs
Cloning into '/var/lib/mock/f31-build-48320-27086/root/chroot_tmpdir/scmroot/nx-libs'...
$ git reset --hard 728806bf3e42722f5fc80a5c9e6748fc4222bcc7
HEAD is now at 728806b Update to 3.5.99.20