$ git clone -n https://src.fedoraproject.org/rpms/rust-cursive_buffered_backend.git /var/lib/mock/f45-build-41103-779/root/chroot_tmpdir/scmroot/rust-cursive_buffered_backend
Cloning into '/var/lib/mock/f45-build-41103-779/root/chroot_tmpdir/scmroot/rust-cursive_buffered_backend'...
$ git fetch origin 8c8c1e66c915f848214521e4e38d416a5fc5b61e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cursive_buffered_backend
 * [new ref]         8c8c1e66c915f848214521e4e38d416a5fc5b61e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8c8c1e6 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild