$ git clone -n https://src.fedoraproject.org/rpms/perl-Math-ConvexHull-MonotoneChain.git /var/lib/mock/f40-build-778372-129886/root/chroot_tmpdir/scmroot/perl-Math-ConvexHull-MonotoneChain
Cloning into '/var/lib/mock/f40-build-778372-129886/root/chroot_tmpdir/scmroot/perl-Math-ConvexHull-MonotoneChain'...
$ git fetch origin 56089ee06cf4ec1b3a423210920887894f6fbc09:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Math-ConvexHull-MonotoneChain
 * [new ref]         56089ee06cf4ec1b3a423210920887894f6fbc09 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 56089ee Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild