$ git clone -n https://src.fedoraproject.org/rpms/libbtbb.git /var/lib/mock/f41-build-826965-154960/root/chroot_tmpdir/scmroot/libbtbb
Cloning into '/var/lib/mock/f41-build-826965-154960/root/chroot_tmpdir/scmroot/libbtbb'...
$ git fetch origin 1b6ff30524ba093873b58137d72b989aa08d7b60:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libbtbb
 * [new ref]         1b6ff30524ba093873b58137d72b989aa08d7b60 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1b6ff30 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild