$ git clone -n https://src.fedoraproject.org/rpms/isoimagewriter.git /var/lib/mock/f41-build-846131-162970/root/chroot_tmpdir/scmroot/isoimagewriter
Cloning into '/var/lib/mock/f41-build-846131-162970/root/chroot_tmpdir/scmroot/isoimagewriter'...
$ git fetch origin e8b6c37e10e2740698d9fc6ca0be5238b5ccd4c2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/isoimagewriter
 * [new ref]         e8b6c37e10e2740698d9fc6ca0be5238b5ccd4c2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e8b6c37 24.08.0