gimp from graphics:gimp:master project

For Fedora 32 run the following as root:

dnf config-manager --add-repo https://download.opensuse.org/repositories/graphics:gimp:master/Fedora_32/graphics:gimp:master.repo
dnf install gimp

For openSUSE Tumbleweed run the following as root:

zypper addrepo https://download.opensuse.org/repositories/graphics:gimp:master/openSUSE_Tumbleweed/graphics:gimp:master.repo
zypper refresh
zypper install gimp

For openSUSE Leap 15.2 run the following as root:

zypper addrepo https://download.opensuse.org/repositories/graphics:gimp:master/openSUSE_Leap_15.2/graphics:gimp:master.repo
zypper refresh
zypper install gimp