$ git clone -n https://src.fedoraproject.org/rpms/rust-sd-notify.git /var/lib/mock/f45-build-44680-816/root/chroot_tmpdir/scmroot/rust-sd-notify
Cloning into '/var/lib/mock/f45-build-44680-816/root/chroot_tmpdir/scmroot/rust-sd-notify'...
$ git fetch origin d5219f7e9df53ff8431c30b89fb23f15fae0dfc8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sd-notify
 * [new ref]         d5219f7e9df53ff8431c30b89fb23f15fae0dfc8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d5219f7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild