For openSUSE Leap 15.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:yfjiang:branches:GNOME:STABLE:41/openSUSE_Leap_15.3/home:yfjiang:branches:GNOME:STABLE:41.repo
zypper refresh
zypper install texlive
For SLE 15 SP4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:yfjiang:branches:GNOME:STABLE:41/SLE_15_SP4/home:yfjiang:branches:GNOME:STABLE:41.repo
zypper refresh
zypper install texlive
For SLE 15 SP3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:yfjiang:branches:GNOME:STABLE:41/SLE_15_SP3/home:yfjiang:branches:GNOME:STABLE:41.repo
zypper refresh
zypper install texlive
For SLE 15 SP2 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:yfjiang:branches:GNOME:STABLE:41/SLE_15_SP2/home:yfjiang:branches:GNOME:STABLE:41.repo
zypper refresh
zypper install texlive