$ git clone -n https://src.fedoraproject.org/rpms/OpenImageIO.git /var/lib/mock/f41-build-838564-159711/root/chroot_tmpdir/scmroot/OpenImageIO
Cloning into '/var/lib/mock/f41-build-838564-159711/root/chroot_tmpdir/scmroot/OpenImageIO'...
$ git fetch origin db3c528a5572b2e7bbfc6c4024908668b0b0137d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/OpenImageIO
 * [new ref]         db3c528a5572b2e7bbfc6c4024908668b0b0137d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db3c528 Fix merge conflict.