$ git clone -n https://src.fedoraproject.org/rpms/gappalib-coq.git /var/lib/mock/f38-build-side-42-init-devel-719036-27296/root/chroot_tmpdir/scmroot/gappalib-coq
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-719036-27296/root/chroot_tmpdir/scmroot/gappalib-coq'...
$ git fetch origin 65c56357eae2a5786e8603989cf270c236dfb20c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gappalib-coq
 * [new ref]         65c56357eae2a5786e8603989cf270c236dfb20c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 65c5635 Version 1.5.3