$ git clone -n https://src.fedoraproject.org/rpms/distrobox.git /var/lib/mock/f40-build-2262127-54469/root/chroot_tmpdir/scmroot/distrobox
Cloning into '/var/lib/mock/f40-build-2262127-54469/root/chroot_tmpdir/scmroot/distrobox'...
$ git fetch origin 8320242e1d488c4f86f6e885a45d85a6064d9bbe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/distrobox
 * [new ref]         8320242e1d488c4f86f6e885a45d85a6064d9bbe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8320242 Update .packit.yaml