$ git clone -n https://src.fedoraproject.org/rpms/kreetingkard.git /var/lib/mock/f40-build-2076438-49537/root/chroot_tmpdir/scmroot/kreetingkard
Cloning into '/var/lib/mock/f40-build-2076438-49537/root/chroot_tmpdir/scmroot/kreetingkard'...
$ git fetch origin 6eaa8c8c3a71b8bd1f3246cd511769e548528e7d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kreetingkard
 * [new ref]         6eaa8c8c3a71b8bd1f3246cd511769e548528e7d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6eaa8c8 Fix X function dection in configure with -Werror=implicit-function-declaration