$ git clone -n https://src.fedoraproject.org/rpms/git-up.git /var/lib/mock/f41-build-side-2-python-2704236-30406/root/chroot_tmpdir/scmroot/git-up
Cloning into '/var/lib/mock/f41-build-side-2-python-2704236-30406/root/chroot_tmpdir/scmroot/git-up'...
$ git fetch origin 4f6e776aafb172162d88c7b03d4ad157b6734556:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/git-up
 * [new ref]         4f6e776aafb172162d88c7b03d4ad157b6734556 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4f6e776 BuildRequire pytest < 8