$ git clone -n https://src.fedoraproject.org/rpms/btrfs-fuse.git /var/lib/mock/f40-build-800103-142754/root/chroot_tmpdir/scmroot/btrfs-fuse
Cloning into '/var/lib/mock/f40-build-800103-142754/root/chroot_tmpdir/scmroot/btrfs-fuse'...
$ git fetch origin 85c8d680cdb53d87ab65c0f5b33cd7329f6ad2e6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/btrfs-fuse
 * [new ref]         85c8d680cdb53d87ab65c0f5b33cd7329f6ad2e6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85c8d68 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild