$ git clone -n https://src.fedoraproject.org/rpms/wob.git /var/lib/mock/f45-build-38463-724/root/chroot_tmpdir/scmroot/wob
Cloning into '/var/lib/mock/f45-build-38463-724/root/chroot_tmpdir/scmroot/wob'...
$ git fetch origin 8df6c08348b326f2921c25d457175d0ec00fb49a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wob
 * [new ref]         8df6c08348b326f2921c25d457175d0ec00fb49a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8df6c08 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild