$ git clone -n https://src.fedoraproject.org/rpms/alot.git /var/lib/mock/f41-build-side-2-python-2707815-30463/root/chroot_tmpdir/scmroot/alot
Cloning into '/var/lib/mock/f41-build-side-2-python-2707815-30463/root/chroot_tmpdir/scmroot/alot'...
$ git fetch origin 0c4c941fda921fa833280a71182bad9add34b170:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/alot
 * [new ref]         0c4c941fda921fa833280a71182bad9add34b170 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0c4c941 convert GPLv3+ license to SPDX