zypper from zypp:SLE-12-SP2-Branch project
Select Your Operating System
Add repository and install manually
For openSUSE Leap 42.2 Update run the following as root:
zypper addrepo https://download.opensuse.org/repositories/zypp:SLE-12-SP2-Branch/openSUSE_Leap_42.2_Update/zypp:SLE-12-SP2-Branch.repo zypper refresh zypper install zypper