$ git clone -n https://src.fedoraproject.org/rpms/jitterentropy.git /var/lib/mock/f40-build-2005163-45039/root/chroot_tmpdir/scmroot/jitterentropy
Cloning into '/var/lib/mock/f40-build-2005163-45039/root/chroot_tmpdir/scmroot/jitterentropy'...
$ git fetch origin 601ff44e8c348437a8afbe67d7891fde486975d0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jitterentropy
 * [new ref]         601ff44e8c348437a8afbe67d7891fde486975d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 601ff44 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild