$ git clone -n https://src.fedoraproject.org/rpms/pcapdiff.git /var/lib/mock/f40-build-2301040-56761/root/chroot_tmpdir/scmroot/pcapdiff
Cloning into '/var/lib/mock/f40-build-2301040-56761/root/chroot_tmpdir/scmroot/pcapdiff'...
$ git fetch origin f21f7ab28227209667be0c6fc7d6b77f50123a37:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pcapdiff
 * [new ref]         f21f7ab28227209667be0c6fc7d6b77f50123a37 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f21f7ab Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild