$ git clone -n https://src.fedoraproject.org/rpms/rust-rustls-native-certs.git /var/lib/mock/f45-build-44586-815/root/chroot_tmpdir/scmroot/rust-rustls-native-certs
Cloning into '/var/lib/mock/f45-build-44586-815/root/chroot_tmpdir/scmroot/rust-rustls-native-certs'...
$ git fetch origin cd8083c0528cddf3856eb915ad3812a077724df4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-rustls-native-certs
 * [new ref]         cd8083c0528cddf3856eb915ad3812a077724df4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd8083c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild