$ git clone -n https://src.fedoraproject.org/rpms/coccinelle.git /var/lib/mock/f41-build-812449-147887/root/chroot_tmpdir/scmroot/coccinelle
Cloning into '/var/lib/mock/f41-build-812449-147887/root/chroot_tmpdir/scmroot/coccinelle'...
$ git fetch origin a5c2d5338e5aa913aab8fbcb91c58c02dbc276c1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/coccinelle
 * [new ref]         a5c2d5338e5aa913aab8fbcb91c58c02dbc276c1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a5c2d53 OCaml 5.2.0 ppc64le fix