$ git clone -n https://src.fedoraproject.org/rpms/vcpkg.git /var/lib/mock/f40-build-2503728-61694/root/chroot_tmpdir/scmroot/vcpkg
Cloning into '/var/lib/mock/f40-build-2503728-61694/root/chroot_tmpdir/scmroot/vcpkg'...
$ git fetch origin bca10522d9a51bb0c71743af5c3fdf77997b7028:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vcpkg
 * [new ref]         bca10522d9a51bb0c71743af5c3fdf77997b7028 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bca1052 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild