$ git clone -n https://src.fedoraproject.org/rpms/tepl.git /var/lib/mock/f40-build-2330843-59031/root/chroot_tmpdir/scmroot/tepl
Cloning into '/var/lib/mock/f40-build-2330843-59031/root/chroot_tmpdir/scmroot/tepl'...
$ git fetch origin 99ab076773105ef92ba4e39fe8481a183c520380:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tepl
 * [new ref]         99ab076773105ef92ba4e39fe8481a183c520380 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 99ab076 Update to 6.8.0