mattiabiondi [1] filed a request to merge umps-git [2] into umps2-git [3]: Package renamed. We will soon release "umps3" and we are planning on keep both version of the software in the AUR.
[1] https://aur.archlinux.org/account/mattiabiondi/ [2] https://aur.archlinux.org/pkgbase/umps-git/ [3] https://aur.archlinux.org/pkgbase/umps2-git/