$ git clone -n https://src.fedoraproject.org/rpms/libocxl.git /var/lib/mock/f41-build-857158-167938/root/chroot_tmpdir/scmroot/libocxl
Cloning into '/var/lib/mock/f41-build-857158-167938/root/chroot_tmpdir/scmroot/libocxl'...
$ git fetch origin d7631ab902d5a4a9546d15dfedd191b1484bd969:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libocxl
 * [new ref]         d7631ab902d5a4a9546d15dfedd191b1484bd969 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d7631ab rebuilt against new doxygen