$ git clone -n https://src.fedoraproject.org/rpms/rust-send_wrapper.git /var/lib/mock/f45-build-44763-816/root/chroot_tmpdir/scmroot/rust-send_wrapper
Cloning into '/var/lib/mock/f45-build-44763-816/root/chroot_tmpdir/scmroot/rust-send_wrapper'...
$ git fetch origin 4ba80ee95c8bd35b9e258066e6a7319320cb6b6a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-send_wrapper
 * [new ref]         4ba80ee95c8bd35b9e258066e6a7319320cb6b6a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4ba80ee Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild