$ git clone -n https://src.fedoraproject.org/rpms/rust-rpki.git /var/lib/mock/f45-build-44491-814/root/chroot_tmpdir/scmroot/rust-rpki
Cloning into '/var/lib/mock/f45-build-44491-814/root/chroot_tmpdir/scmroot/rust-rpki'...
$ git fetch origin bf7ded2f42e211093cbffea303a958db83298100:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-rpki
 * [new ref]         bf7ded2f42e211093cbffea303a958db83298100 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf7ded2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild