$ git clone -n https://src.fedoraproject.org/rpms/ruby-romkan.git /var/lib/mock/f39-build-1462087-33300/root/chroot_tmpdir/scmroot/ruby-romkan
Cloning into '/var/lib/mock/f39-build-1462087-33300/root/chroot_tmpdir/scmroot/ruby-romkan'...
$ git fetch origin beb107285d1a7c70bb5d154e9b5fa28d5b5a431b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ruby-romkan
 * [new ref]         beb107285d1a7c70bb5d154e9b5fa28d5b5a431b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at beb1072 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild