$ git clone -n https://src.fedoraproject.org/rpms/tlpi.git /var/lib/mock/f42-build-3494583-45873/root/chroot_tmpdir/scmroot/tlpi
Cloning into '/var/lib/mock/f42-build-3494583-45873/root/chroot_tmpdir/scmroot/tlpi'...
$ git fetch origin d2239b79f248b8957007e5a2df87133439979a00:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tlpi
 * [new ref]         d2239b79f248b8957007e5a2df87133439979a00 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d2239b7 Update to version 250328