$ git clone -n https://src.fedoraproject.org/rpms/libvirt-test-API.git /var/lib/mock/f41-build-side-1-2812334-32939/root/chroot_tmpdir/scmroot/libvirt-test-API
Cloning into '/var/lib/mock/f41-build-side-1-2812334-32939/root/chroot_tmpdir/scmroot/libvirt-test-API'...
$ git fetch origin 44032232c1e0c6720b2d1ab8a5b85c3b3b46a99c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libvirt-test-API
 * [new ref]         44032232c1e0c6720b2d1ab8a5b85c3b3b46a99c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4403223 convert GPLv2 license to SPDX