$ git clone -n https://src.fedoraproject.org/rpms/cpp-httplib.git /var/lib/mock/f40-build-789796-136042/root/chroot_tmpdir/scmroot/cpp-httplib
Cloning into '/var/lib/mock/f40-build-789796-136042/root/chroot_tmpdir/scmroot/cpp-httplib'...
$ git fetch origin 8a37a2d1e3e9bce9ee94fc0aa8363042e8a788d1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cpp-httplib
 * [new ref]         8a37a2d1e3e9bce9ee94fc0aa8363042e8a788d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a37a2d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild