$ git clone -n https://src.fedoraproject.org/rpms/rust-sequoia-cert-store.git /var/lib/mock/f40-build-2662403-66934/root/chroot_tmpdir/scmroot/rust-sequoia-cert-store
Cloning into '/var/lib/mock/f40-build-2662403-66934/root/chroot_tmpdir/scmroot/rust-sequoia-cert-store'...
$ git fetch origin f1fb94c50e1fb18da9de10e1f3e43443a32cc800:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sequoia-cert-store
 * [new ref]         f1fb94c50e1fb18da9de10e1f3e43443a32cc800 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f1fb94c Update to version 0.5.0; Fixes RHBZ#2265676