$ git clone -n https://src.fedoraproject.org/rpms/oomd.git /var/lib/mock/f45-build-20945-576/root/chroot_tmpdir/scmroot/oomd
Cloning into '/var/lib/mock/f45-build-20945-576/root/chroot_tmpdir/scmroot/oomd'...
$ git fetch origin 6735ebd9711f49b5697a420006b0644de4e619a3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/oomd
 * [new ref]         6735ebd9711f49b5697a420006b0644de4e619a3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6735ebd Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild