$ git clone -n https://src.fedoraproject.org/rpms/rust-image.git /var/lib/mock/f40-build-2533002-61847/root/chroot_tmpdir/scmroot/rust-image
Cloning into '/var/lib/mock/f40-build-2533002-61847/root/chroot_tmpdir/scmroot/rust-image'...
$ git fetch origin c614cba9664a66e26d50439962a14d0087f29b72:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-image
 * [new ref]         c614cba9664a66e26d50439962a14d0087f29b72 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c614cba Update to version 0.24.9; Fixes RHBZ#2265612