$ git clone -n https://src.fedoraproject.org/rpms/rust-hickory-client.git /var/lib/mock/f45-build-42330-792/root/chroot_tmpdir/scmroot/rust-hickory-client
Cloning into '/var/lib/mock/f45-build-42330-792/root/chroot_tmpdir/scmroot/rust-hickory-client'...
$ git fetch origin c6a521e7da0f4ba8629603f1858053c9212403c1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-hickory-client
 * [new ref]         c6a521e7da0f4ba8629603f1858053c9212403c1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6a521e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild