$ git clone -n https://src.fedoraproject.org/rpms/ark.git /var/lib/mock/f40-build-1944924-25179/root/chroot_tmpdir/scmroot/ark
Cloning into '/var/lib/mock/f40-build-1944924-25179/root/chroot_tmpdir/scmroot/ark'...
$ git fetch origin b02e3063333edd74b8e0d33d949baa5de14aa422:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ark
 * [new ref]         b02e3063333edd74b8e0d33d949baa5de14aa422 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b02e306 feat: backport upstream fix