$ git clone -n https://src.fedoraproject.org/rpms/prooftree.git /var/lib/mock/f41-build-820347-152200/root/chroot_tmpdir/scmroot/prooftree
Cloning into '/var/lib/mock/f41-build-820347-152200/root/chroot_tmpdir/scmroot/prooftree'...
$ git fetch origin 9838e46d4d5b8d5f3191542b7ccd4f1fc5218b38:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/prooftree
 * [new ref]         9838e46d4d5b8d5f3191542b7ccd4f1fc5218b38 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9838e46 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild