$ git clone -n https://src.fedoraproject.org/rpms/kdewebdev.git /var/lib/mock/f38-build-side-42-init-devel-783579-27946/root/chroot_tmpdir/scmroot/kdewebdev
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-783579-27946/root/chroot_tmpdir/scmroot/kdewebdev'...
$ git fetch origin c349016570e0ea1d5e0d6c70f07cf9a01713c5b8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdewebdev
 * [new ref]         c349016570e0ea1d5e0d6c70f07cf9a01713c5b8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c349016 Port configure script to C99 (#2167643)