$ git clone -n https://src.fedoraproject.org/rpms/rust-relm4-css.git /var/lib/mock/f45-build-44370-813/root/chroot_tmpdir/scmroot/rust-relm4-css
Cloning into '/var/lib/mock/f45-build-44370-813/root/chroot_tmpdir/scmroot/rust-relm4-css'...
$ git fetch origin d842181360a3e1279eb73c3017c1751273ae3930:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-relm4-css
 * [new ref]         d842181360a3e1279eb73c3017c1751273ae3930 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d842181 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild