$ git clone -n https://src.fedoraproject.org/rpms/fielding.git /var/lib/mock/f41-build-side-1-3050035-37952/root/chroot_tmpdir/scmroot/fielding
Cloning into '/var/lib/mock/f41-build-side-1-3050035-37952/root/chroot_tmpdir/scmroot/fielding'...
$ git fetch origin 1b0e591a9956c346ba6e5a4df1a24e9dec3b1c5e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fielding
 * [new ref]         1b0e591a9956c346ba6e5a4df1a24e9dec3b1c5e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1b0e591 Rebuild (qt6)