$ git clone -n https://src.fedoraproject.org/rpms/deepin-image-viewer.git /var/lib/mock/f39-build-1524346-36030/root/chroot_tmpdir/scmroot/deepin-image-viewer
Cloning into '/var/lib/mock/f39-build-1524346-36030/root/chroot_tmpdir/scmroot/deepin-image-viewer'...
$ git fetch origin 4958624b896c0eeb03e1d0c986acd47ae9f604a7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/deepin-image-viewer
 * [new ref]         4958624b896c0eeb03e1d0c986acd47ae9f604a7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4958624 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild