For OTP 27 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:Ledest:erlang:test/OTP_27/home:Ledest:erlang:test.repo
zypper refresh
zypper install rabbit_common
For OTP 26 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:Ledest:erlang:test/OTP_26/home:Ledest:erlang:test.repo
zypper refresh
zypper install rabbit_common
For OTP 21 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:Ledest:erlang:test/OTP_21/home:Ledest:erlang:test.repo
zypper refresh
zypper install rabbit_common