$ git clone -n https://src.fedoraproject.org/rpms/okular.git /var/lib/mock/f40-build-2406249-60558/root/chroot_tmpdir/scmroot/okular
Cloning into '/var/lib/mock/f40-build-2406249-60558/root/chroot_tmpdir/scmroot/okular'...
$ git fetch origin cc62d0f40efd81bb5ed31596f6317a89e65fc5ea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/okular
 * [new ref]         cc62d0f40efd81bb5ed31596f6317a89e65fc5ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cc62d0f 24.01.95