$ git clone -n https://src.fedoraproject.org/rpms/readosm.git /var/lib/mock/f45-build-34389-685/root/chroot_tmpdir/scmroot/readosm
Cloning into '/var/lib/mock/f45-build-34389-685/root/chroot_tmpdir/scmroot/readosm'...
$ git fetch origin 972b7e0455869700684830d1e242eec7640eed12:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/readosm
 * [new ref]         972b7e0455869700684830d1e242eec7640eed12 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 972b7e0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild