$ git clone -n https://src.fedoraproject.org/rpms/kmime.git /var/lib/mock/f40-build-2218823-52622/root/chroot_tmpdir/scmroot/kmime
Cloning into '/var/lib/mock/f40-build-2218823-52622/root/chroot_tmpdir/scmroot/kmime'...
$ git fetch origin 2ee891e75facdc114ecb8e56451cc415d0345f66:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kmime
 * [new ref]         2ee891e75facdc114ecb8e56451cc415d0345f66 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2ee891e 24.01.85