$ git clone -n https://src.fedoraproject.org/rpms/pdns-recursor.git /var/lib/mock/f40-build-2674491-67713/root/chroot_tmpdir/scmroot/pdns-recursor
Cloning into '/var/lib/mock/f40-build-2674491-67713/root/chroot_tmpdir/scmroot/pdns-recursor'...
$ git fetch origin 0cd2363c830dd3c7fda8d418ef4f9285bbd2928b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pdns-recursor
 * [new ref]         0cd2363c830dd3c7fda8d418ef4f9285bbd2928b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0cd2363 Update to 5.0.2