$ git clone -n https://src.fedoraproject.org/rpms/proxyfuzz.git /var/lib/mock/f39-build-1459549-33141/root/chroot_tmpdir/scmroot/proxyfuzz
Cloning into '/var/lib/mock/f39-build-1459549-33141/root/chroot_tmpdir/scmroot/proxyfuzz'...
$ git fetch origin 2c5e2ef8dd5e6eecd9bb1fe611ef0c165125a810:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/proxyfuzz
 * [new ref]         2c5e2ef8dd5e6eecd9bb1fe611ef0c165125a810 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2c5e2ef Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild