$ git clone -n https://src.fedoraproject.org/rpms/libklvanc.git /var/lib/mock/f41-build-848329-164411/root/chroot_tmpdir/scmroot/libklvanc
Cloning into '/var/lib/mock/f41-build-848329-164411/root/chroot_tmpdir/scmroot/libklvanc'...
$ git fetch origin 2599dab5157974bd74834f2f12b69b140a13ba46:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libklvanc
 * [new ref]         2599dab5157974bd74834f2f12b69b140a13ba46 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2599dab First import