$ git clone -n https://src.fedoraproject.org/rpms/rust-sequoia-cert-store.git /var/lib/mock/f38-build-side-42-init-devel-1200727-30630/root/chroot_tmpdir/scmroot/rust-sequoia-cert-store
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1200727-30630/root/chroot_tmpdir/scmroot/rust-sequoia-cert-store'...
$ git fetch origin 8059d218055077d644f539f018ee32cf1714958e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sequoia-cert-store
 * [new ref]         8059d218055077d644f539f018ee32cf1714958e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8059d21 Update to version 0.3.2