$ git clone -n https://src.fedoraproject.org/rpms/libsigsegv.git /var/lib/mock/f40-build-786304-134214/root/chroot_tmpdir/scmroot/libsigsegv
Cloning into '/var/lib/mock/f40-build-786304-134214/root/chroot_tmpdir/scmroot/libsigsegv'...
$ git fetch origin 6ac65ed2d8e35def5ae0d0e7d52938d0c69ed564:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libsigsegv
 * [new ref]         6ac65ed2d8e35def5ae0d0e7d52938d0c69ed564 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ac65ed Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild