$ git clone -n https://src.fedoraproject.org/rpms/lifeograph.git /var/lib/mock/f45-build-17335-498/root/chroot_tmpdir/scmroot/lifeograph
Cloning into '/var/lib/mock/f45-build-17335-498/root/chroot_tmpdir/scmroot/lifeograph'...
$ git fetch origin ba65203d1ab226fbb11516d32ab8820f2b98eadd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lifeograph
 * [new ref]         ba65203d1ab226fbb11516d32ab8820f2b98eadd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba65203 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild