$ git clone -n https://src.fedoraproject.org/rpms/btrfs-assistant.git /var/lib/mock/f41-build-828529-155756/root/chroot_tmpdir/scmroot/btrfs-assistant
Cloning into '/var/lib/mock/f41-build-828529-155756/root/chroot_tmpdir/scmroot/btrfs-assistant'...
$ git fetch origin e204293e93f2fd2f3762f2bd7dce2cf15a40f9ed:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/btrfs-assistant
 * [new ref]         e204293e93f2fd2f3762f2bd7dce2cf15a40f9ed -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e204293 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild