$ git clone -n https://src.fedoraproject.org/rpms/k9s.git /var/lib/mock/f45-build-14485-461/root/chroot_tmpdir/scmroot/k9s
Cloning into '/var/lib/mock/f45-build-14485-461/root/chroot_tmpdir/scmroot/k9s'...
$ git fetch origin b8393444ee697bfb3806528b6cf5ea8d7873ccf9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/k9s
 * [new ref]         b8393444ee697bfb3806528b6cf5ea8d7873ccf9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b839344 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild