For openSUSE Leap 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:eeich:emacs/openSUSE_Leap_15.6/home:eeich:emacs.repo
zypper refresh
zypper install golang-org-x-tools
For openSUSE Leap 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:eeich:emacs/openSUSE_Leap_15.5/home:eeich:emacs.repo
zypper refresh
zypper install golang-org-x-tools
For SUSE SLE-15-SP6 Update run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:eeich:emacs/SUSE_SLE-15-SP6_Update/home:eeich:emacs.repo
zypper refresh
zypper install golang-org-x-tools
For SUSE SLE-15-SP5 Update run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:eeich:emacs/SUSE_SLE-15-SP5_Update/home:eeich:emacs.repo
zypper refresh
zypper install golang-org-x-tools