$ git clone -n https://src.fedoraproject.org/rpms/caribou.git /var/lib/mock/f41-build-813701-148786/root/chroot_tmpdir/scmroot/caribou
Cloning into '/var/lib/mock/f41-build-813701-148786/root/chroot_tmpdir/scmroot/caribou'...
$ git fetch origin f10bc23e1e267c69296f75dd845922dc7fac031e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/caribou
 * [new ref]         f10bc23e1e267c69296f75dd845922dc7fac031e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f10bc23 Rebuilt for Python 3.13