arch1t3cht [1] filed a deletion request for vapoursynth-plugin-vsjet- meta-git [2]:
The relevant packages are deprecated, for example: https://github.com/Jaded-Encoding-Thaumaturgy/vs-jet https://github.com/Jaded-Encoding-Thaumaturgy/vs-tools https://github.com/Jaded-Encoding-Thaumaturgy/vs-kernels [1] https://aur.archlinux.org/account/arch1t3cht/ [2] https://aur.archlinux.org/pkgbase/vapoursynth-plugin-vsjet-meta-git/