$ git clone -n https://src.fedoraproject.org/rpms/plasma-breeze.git /var/lib/mock/f39-build-1732569-41251/root/chroot_tmpdir/scmroot/plasma-breeze
Cloning into '/var/lib/mock/f39-build-1732569-41251/root/chroot_tmpdir/scmroot/plasma-breeze'...
$ git fetch origin 640bc12b64f94a18bd3794a8732e59fe9101e114:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-breeze
 * [new ref]         640bc12b64f94a18bd3794a8732e59fe9101e114 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 640bc12 5.27.9