$ git clone -n https://src.fedoraproject.org/rpms/rust-onefetch.git /var/lib/mock/f41-build-861665-169952/root/chroot_tmpdir/scmroot/rust-onefetch
Cloning into '/var/lib/mock/f41-build-861665-169952/root/chroot_tmpdir/scmroot/rust-onefetch'...
$ git fetch origin 3ce4becbcfe03c56f1bd9c18fff200169ac2f57a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-onefetch
 * [new ref]         3ce4becbcfe03c56f1bd9c18fff200169ac2f57a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3ce4bec Update the rust-image-0.25 patch to match what was merged upstream