$ git clone -n https://src.fedoraproject.org/rpms/tree-pkg.git /var/lib/mock/f41-build-side-1-2670901-29069/root/chroot_tmpdir/scmroot/tree-pkg
Cloning into '/var/lib/mock/f41-build-side-1-2670901-29069/root/chroot_tmpdir/scmroot/tree-pkg'...
$ git fetch origin 7f2e7a954816f94184c2f68d577fcafe290c91a2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tree-pkg
 * [new ref]         7f2e7a954816f94184c2f68d577fcafe290c91a2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7f2e7a9 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild