$ git clone -n https://src.fedoraproject.org/rpms/deepin-desktop-base.git /var/lib/mock/f39-build-1458124-33038/root/chroot_tmpdir/scmroot/deepin-desktop-base
Cloning into '/var/lib/mock/f39-build-1458124-33038/root/chroot_tmpdir/scmroot/deepin-desktop-base'...
$ git fetch origin fbbd9697bc68cb5681c1eb023083915ee1b717b4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/deepin-desktop-base
 * [new ref]         fbbd9697bc68cb5681c1eb023083915ee1b717b4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fbbd969 New release 2023.03.31