$ git clone -n https://src.fedoraproject.org/rpms/tcpcrypt.git /var/lib/mock/f39-build-1577288-37958/root/chroot_tmpdir/scmroot/tcpcrypt
Cloning into '/var/lib/mock/f39-build-1577288-37958/root/chroot_tmpdir/scmroot/tcpcrypt'...
$ git fetch origin 83630378cab74fc7da3f59e3ca6977d80d770f1e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tcpcrypt
 * [new ref]         83630378cab74fc7da3f59e3ca6977d80d770f1e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8363037 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild